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

:root {
  --color-text: #1c1c1c;
  --color-text-muted: #555550;
  --color-bg: #faf9f7;
  --color-surface: #ffffff;
  --color-border: #e4e2dd;
  --color-accent: #b45f2e;
  --color-accent-strong: #96491d;
  --font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", Consolas, monospace;
  --max-width: 660px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #e8e6e1;
    --color-text-muted: #a3a19a;
    --color-bg: #121110;
    --color-surface: #1a1918;
    --color-border: #2e2c29;
    --color-accent: #d98a54;
    --color-accent-strong: #e8a06c;
  }
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

section {
  margin-bottom: var(--spacing-xl);
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent-strong);
}

p {
  margin: 0 0 var(--spacing-md);
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

/* Hero */
.hero {
  margin-bottom: var(--spacing-xl);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(1.75rem, 5vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0 0 var(--spacing-md);
  text-wrap: balance;
}

.lede {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 34em;
}

/* Section headings */
h2 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text);
  margin: 0 0 var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--color-border);
}

.section-mark {
  color: var(--color-accent);
  margin-right: 0.75em;
}

/* Work list */
.work-list {
  margin: 0 0 var(--spacing-md);
}

.work-item {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.work-item:last-child {
  border-bottom: none;
}

.work-item dt {
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.work-item dd {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.ventures {
  font-size: 0.95rem;
  font-style: italic;
}

/* Principles */
.principles ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.principles li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-muted);
}

.principles li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.principles li:last-child {
  margin-bottom: 0;
}

/* Contact form */
#contact-form {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.field {
  margin-bottom: var(--spacing-md);
  border: none;
  padding: 0;
}

.field label,
.field legend {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.35rem;
  padding: 0;
}

.field input[type="text"],
.field input[type="email"],
.field textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: transparent;
}

.field textarea {
  resize: vertical;
  min-height: 7rem;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.radio {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  color: var(--color-text);
  cursor: pointer;
}

.radio input {
  accent-color: var(--color-accent);
}

.other-input {
  margin-top: 0.5rem;
}

#cf-submit {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-bg);
  background: var(--color-accent);
  border: none;
  border-radius: 6px;
  padding: 0.7rem 1.5rem;
  cursor: pointer;
}

#cf-submit:hover {
  background: var(--color-accent-strong);
}

#cf-submit:disabled {
  opacity: 0.6;
  cursor: default;
}

.form-status {
  margin: var(--spacing-sm) 0 0;
  font-size: 0.9rem;
  min-height: 1.4em;
}

/* Footer */
footer {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

footer p {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-muted);
}