:root {
  --bg: #f8f3ea;
  --paper: #fffdf8;
  --paper-2: #f0eadf;
  --ink: #171512;
  --muted: #746d62;
  --line: #ded7cb;
  --green: #5b735d;
  --clay: #cf765e;
  --yellow: #d7ae53;
  --radius: 18px;
  --font-ui: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --font-display: Georgia, "Times New Roman", "Songti SC", serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background:
    linear-gradient(rgba(23, 21, 18, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 21, 18, 0.055) 1px, transparent 1px),
    var(--bg);
  background-size: 80px 80px;
  color: var(--ink);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 4px;
  border-radius: 8px;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 clamp(20px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
  background: rgba(248, 243, 234, 0.84);
  backdrop-filter: blur(18px);
}

.logo {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 3vw, 38px);
  margin-left: auto;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  font-weight: 750;
}

.nav-links a {
  padding: 4px 0;
}

.nav-resume {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 18px;
  border: 1.5px solid #338992;
  border-radius: 999px;
  background: var(--paper);
  color: #338992;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 850;
  transition: transform 180ms ease;
}

.nav-resume:hover {
  transform: translateY(-2px);
}

.case-page {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 70px;
}

.back-link {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 26px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 850;
  border-bottom: 1.3px solid currentColor;
}

.case-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.36fr);
  gap: clamp(20px, 4vw, 48px);
  align-items: end;
  padding-bottom: 24px;
  border-bottom: 1.5px solid var(--ink);
}

.case-kicker {
  width: fit-content;
  margin-bottom: 18px;
  padding: 6px 14px;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  background: rgba(215, 174, 83, 0.92);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.04;
}

h1 {
  max-width: 880px;
  font-size: clamp(3rem, 7vw, 6.4rem);
  letter-spacing: -0.04em;
}

.hero-lead {
  max-width: 720px;
  margin-top: 18px;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  font-weight: 650;
  line-height: 1.75;
}

.hero-notes {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding-bottom: 8px;
}

.note-chip {
  display: inline-flex;
  max-width: 100%;
  padding: 8px 13px;
  border: 1.4px solid var(--ink);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.86);
  box-shadow: 5px 5px 0 rgba(23, 21, 18, 0.06);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 850;
  line-height: 1.25;
}

.note-chip:nth-child(2) {
  transform: rotate(1deg);
}

.note-chip:nth-child(3) {
  transform: rotate(-1deg);
}

.evidence-stage {
  position: relative;
  min-height: clamp(430px, 54vw, 620px);
  margin: 34px 0 24px;
  display: grid;
  place-items: center;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  background:
    linear-gradient(rgba(23, 21, 18, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 21, 18, 0.045) 1px, transparent 1px),
    rgba(240, 234, 223, 0.68);
  background-size: 42px 42px;
  overflow: hidden;
}

.evidence-stage::before {
  content: "visual evidence";
  position: absolute;
  top: 18px;
  left: 20px;
  color: rgba(116, 109, 98, 0.58);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.workflow-frame {
  width: min(1080px, 100%);
  height: min(560px, 100%);
  min-height: 430px;
  border: 0;
  background: transparent;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
}

.metric-strip div {
  min-height: 112px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 18px clamp(14px, 3vw, 28px);
  border-right: 1.5px solid var(--ink);
}

.metric-strip div:last-child {
  border-right: 0;
}

.metric-strip strong {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1;
}

.metric-strip span {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 850;
}

.story-band {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: clamp(18px, 4vw, 48px);
  padding: 40px 0;
  border-bottom: 1.5px solid var(--ink);
}

.story-label {
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.story-content h2 {
  max-width: 860px;
  font-size: clamp(1.8rem, 4vw, 3.6rem);
  letter-spacing: -0.03em;
}

.story-content p {
  max-width: 850px;
  margin-top: 16px;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.5vw, 1.12rem);
  font-weight: 600;
  line-height: 1.88;
}

.process-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-bottom: 1.5px solid var(--ink);
}

.process-step {
  min-height: 240px;
  padding: 34px clamp(16px, 3vw, 28px);
  border-right: 1.5px solid var(--ink);
}

.process-step:last-child {
  border-right: 0;
}

.process-step span {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--clay);
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
}

.process-step h3 {
  font-size: clamp(1.35rem, 2.6vw, 2.1rem);
}

.process-step p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.75;
}

.reflection-line {
  margin: 42px 0 22px;
  padding: 22px 0;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
}

.reflection-line p {
  max-width: 980px;
  color: var(--green);
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.4vw, 3rem);
  font-style: italic;
  line-height: 1.18;
}

.next-nav {
  display: flex;
  justify-content: flex-end;
  padding-top: 12px;
}

.next-nav a {
  display: inline-flex;
  padding: 10px 18px;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  background: var(--paper);
  font-weight: 900;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.next-nav a:hover {
  transform: translateY(-2px);
  background: var(--ink);
  color: var(--paper);
}

.finance-case {
  width: min(1080px, calc(100% - 40px));
  padding-top: 24px;
}

.finance-hero {
  padding: 12px 0 28px;
}

.finance-hero h1 {
  max-width: none;
  margin-top: 14px;
  font-size: clamp(3rem, 5.2vw, 4.9rem);
  white-space: nowrap;
}

.finance-hero > p {
  max-width: 100%;
  margin-top: 16px;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.5vw, 1.1rem);
  font-weight: 700;
  line-height: 1.78;
}

.case-directory {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 34px;
  align-items: start;
  margin: 2px 0 34px;
  padding: 18px 0 20px;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
}

.directory-label {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  font-weight: 700;
  line-height: 1;
}

.directory-label span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.directory-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 26px;
  row-gap: 6px;
}

.directory-links a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 9px;
  align-items: center;
  padding: 8px 0 9px;
  border-bottom: 1.2px solid rgba(23, 21, 18, 0.78);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 850;
  line-height: 1.2;
  transition: color 180ms ease, transform 180ms ease, border-color 180ms ease;
}

.directory-links a span {
  color: var(--clay);
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 850;
}

.directory-links a::after {
  content: "↘";
  color: var(--muted);
  font-size: 0.9rem;
  transition: transform 180ms ease, color 180ms ease;
}

.directory-links a:hover {
  transform: translateY(-1px);
  border-color: var(--ink);
  color: var(--green);
}

.directory-links a:hover::after {
  color: var(--green);
  transform: translate(2px, 2px);
}

.finance-top-grid,
.finance-section {
  scroll-margin-top: 96px;
}

.finance-top-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(280px, 0.38fr);
  gap: 34px;
  align-items: end;
  margin: 8px 0 34px;
}

.finance-placeholder {
  position: relative;
  overflow: visible;
}

.finance-placeholder > p {
  color: var(--muted);
  font-size: 0.96rem;
  font-weight: 560;
  line-height: 1.76;
}

.finance-visual {
  min-height: 330px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--ink);
  border-radius: 18px;
  background:
    linear-gradient(rgba(23, 21, 18, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 21, 18, 0.035) 1px, transparent 1px),
    rgba(255, 253, 248, 0.72);
  background-size: 36px 36px;
  overflow: hidden;
}

.finance-visual::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  transform: translate(-50%, -50%);
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 850;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0.68;
}

.finance-visual .workflow-frame {
  width: 112%;
  height: 300px;
  min-height: 0;
  opacity: 1;
  transform: scale(0.92);
  transform-origin: center;
}

.finance-intro-section {
  display: grid;
  align-content: end;
}

.finance-section-title {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  margin-bottom: 22px;
}

.finance-section-title::after {
  content: "";
  flex: 1;
  height: 1.5px;
  margin-bottom: 0.44em;
  background: var(--ink);
}

.finance-section-title h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.35vw, 2.05rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.05;
}

.finance-section-title em {
  font-family: var(--font-display);
  color: var(--muted);
  font-size: 0.72em;
  font-style: italic;
  font-weight: 500;
}

.finance-intro-card {
  min-height: 152px;
  padding: 6px 0 0;
}

.finance-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.finance-chips span {
  padding: 6px 11px;
  border: 1.4px solid var(--ink);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.9);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.finance-section {
  margin: 48px 0 0;
}

.finance-section > .finance-placeholder {
  min-height: 0;
  padding: 6px 0 0;
}

.split-list p,
.finance-log li,
.finance-text-grid p {
  color: var(--muted);
  font-size: 0.96rem;
  font-weight: 560;
  line-height: 1.76;
}

.finance-text-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.finance-text-grid p,
.split-list p {
  display: grid;
  gap: 8px;
}

.finance-text-grid strong,
.split-list strong,
.finance-log strong {
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.98rem;
  font-weight: 850;
  line-height: 1.35;
}

.finance-text-grid span,
.split-list span {
  color: var(--muted);
  font-size: 0.96rem;
  font-weight: 560;
  line-height: 1.76;
}

.finance-section > .split-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
  padding: 0;
}

.split-list p {
  padding: 0;
}

.finance-log ol {
  display: grid;
  gap: 14px;
  list-style: none;
  counter-reset: log;
}

.finance-log li {
  position: relative;
  padding-left: 42px;
  font-weight: 560;
}

.finance-log li::before {
  counter-increment: log;
  content: counter(log, decimal-leading-zero);
  position: absolute;
  top: 2px;
  left: 0;
  color: var(--clay);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 850;
}

.finance-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
  height: 100%;
  align-content: center;
}

.finance-metrics div {
  min-height: 0;
  display: grid;
  align-content: center;
  padding: 0;
}

.finance-metrics strong {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  line-height: 1;
}

.finance-metrics span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  white-space: nowrap;
}

.finance-next p {
  color: var(--green);
  font-family: var(--font-ui);
  font-size: 0.98rem;
  font-style: normal;
  font-weight: 650;
  line-height: 1.78;
}

@media (max-width: 920px) {
  .case-hero,
  .story-band,
  .process-board,
  .finance-hero,
  .finance-top-grid {
    grid-template-columns: 1fr;
  }

  .hero-notes {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .workflow-frame {
    min-height: 360px;
  }

  .process-step,
  .process-step:last-child {
    border-right: 0;
    border-bottom: 1.5px solid var(--ink);
  }

  .process-step:last-child {
    border-bottom: 0;
  }

  .finance-section > .split-list,
  .finance-text-grid,
  .finance-metrics {
    grid-template-columns: 1fr;
  }

  .case-directory {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .directory-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .finance-section > .split-list,
  .finance-text-grid {
    gap: 14px;
  }
}

@media (max-width: 760px) {
  .nav {
    align-items: flex-start;
    flex-wrap: wrap;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .case-page {
    width: min(100% - 24px, 1180px);
  }

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

  .metric-strip div,
  .metric-strip div:last-child {
    border-right: 0;
    border-bottom: 1.5px solid var(--ink);
  }

  .metric-strip div:last-child {
    border-bottom: 0;
  }

  .finance-case {
    width: min(100% - 24px, 1080px);
  }

  .finance-visual .workflow-frame {
    width: 116%;
    height: 240px;
    transform: scale(0.82);
  }

  .finance-hero h1 {
    white-space: normal;
  }

  .directory-links {
    grid-template-columns: 1fr;
  }

  .finance-metrics span {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}