/* The Invisible Pen — theinvisiblepen.co
   Palette: warm cream + caramel + deep brown
   Typography: Serif headings, sans-serif body
   Column: narrow, ~600px */

:root {
  --cream: #f7f0e3;
  --cream-soft: #efe6d3;
  --caramel: #b98b4a;
  --caramel-deep: #9a6f34;
  --brown-deep: #3d2b1a;
  --brown-body: #4a3826;
  --brown-muted: #6b533a;
  --divider: rgba(61, 43, 26, 0.12);
  --shadow: 0 1px 3px rgba(61, 43, 26, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue",
               Arial, sans-serif;
  background: var(--cream);
  color: var(--brown-body);
  font-size: 18px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Serif for headings */
h1, h2, h3, .serif, .logo-text {
  font-family: "Cormorant Garamond", "Baskerville", "Georgia", serif;
  color: var(--brown-deep);
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* Layout — narrow column throughout */
.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 24px;
}

/* NAVIGATION — logo only */
.nav {
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--divider);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--brown-deep);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--brown-deep);
}
.logo-text {
  font-size: 22px;
  font-weight: 500;
  color: var(--brown-deep);
  letter-spacing: 0.02em;
}

/* HERO — STOP: text only, breathing room */
.hero {
  padding: 140px 0 120px;
  text-align: center;
}
.hero h1 {
  font-size: 52px;
  line-height: 1.15;
  color: var(--brown-deep);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.015em;
}
.hero .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 32px;
}

/* INTEREST — the question */
.interest {
  padding: 100px 0 100px;
  border-top: 1px solid var(--divider);
  text-align: center;
}
.interest .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 32px;
}
.interest p {
  font-family: "Cormorant Garamond", "Baskerville", "Georgia", serif;
  font-size: 32px;
  line-height: 1.4;
  color: var(--brown-deep);
  font-style: italic;
  font-weight: 400;
}

/* ENGAGEMENT — 5 paragraphs, photo at end */
.engagement {
  padding: 100px 0 100px;
  border-top: 1px solid var(--divider);
}
.engagement .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 24px;
  text-align: center;
}
.engagement h2 {
  font-size: 34px;
  line-height: 1.2;
  margin-bottom: 48px;
  text-align: center;
  font-weight: 500;
}
.engagement p {
  font-size: 19px;
  line-height: 1.75;
  margin-bottom: 24px;
  color: var(--brown-body);
}
.engagement .final-line {
  font-style: italic;
  color: var(--brown-deep);
  margin-top: 32px;
  text-align: center;
  font-size: 20px;
}
.author-block {
  margin-top: 64px;
  text-align: center;
}
.author-block img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 20px rgba(61, 43, 26, 0.15);
}
.author-block .name {
  margin-top: 20px;
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
  color: var(--brown-deep);
  font-style: italic;
}

/* VALUE — three services, stacked */
.value {
  padding: 80px 0 80px;
  border-top: 1px solid var(--divider);
  background: var(--cream-soft);
}
.value .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 16px;
  text-align: center;
}
.value h2 {
  font-size: 32px;
  margin-bottom: 48px;
  text-align: center;
}
.service {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--divider);
}
.service:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}
.service h3 {
  font-size: 24px;
  color: var(--brown-deep);
  margin-bottom: 12px;
  font-weight: 500;
}
.service p {
  font-size: 17px;
  color: var(--brown-body);
  line-height: 1.7;
}

/* CRITERIA — How I Choose Projects */
.criteria {
  padding: 90px 0 90px;
  border-top: 1px solid var(--divider);
}
.criteria .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 16px;
  text-align: center;
}
.criteria h2 {
  font-size: 32px;
  margin-bottom: 32px;
  text-align: center;
}
.criteria .intro {
  font-size: 18px;
  color: var(--brown-body);
  margin-bottom: 40px;
  text-align: center;
  line-height: 1.6;
}
.criterion {
  margin-bottom: 32px;
}
.criterion:last-of-type {
  margin-bottom: 0;
}
.criterion h3 {
  font-family: "Cormorant Garamond", "Baskerville", "Georgia", serif;
  font-size: 22px;
  color: var(--brown-deep);
  margin-bottom: 8px;
  font-weight: 500;
  font-style: italic;
}
.criterion p {
  font-size: 17px;
  color: var(--brown-body);
  line-height: 1.7;
}
.criteria .outro {
  margin-top: 40px;
  font-size: 17px;
  color: var(--brown-deep);
  text-align: center;
  font-style: italic;
  line-height: 1.6;
}

/* TOO LATE — If You Think You're Too Late */
.toolate {
  padding: 80px 0 80px;
  border-top: 1px solid var(--divider);
  background: var(--cream-soft);
}
.toolate .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 16px;
  text-align: center;
}
.toolate h2 {
  font-size: 30px;
  margin-bottom: 32px;
  text-align: center;
}
.toolate p {
  font-size: 18px;
  color: var(--brown-body);
  line-height: 1.7;
  margin-bottom: 20px;
}
.toolate p:last-child {
  margin-bottom: 0;
  font-style: italic;
  color: var(--brown-deep);
  text-align: center;
  margin-top: 32px;
}

/* RELATIONSHIP — Stay in Touch */
.relationship {
  padding: 80px 0 80px;
  border-top: 1px solid var(--divider);
  text-align: center;
}
.relationship .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 16px;
}
.relationship h2 {
  font-size: 32px;
  margin-bottom: 20px;
}
.relationship p {
  font-size: 17px;
  color: var(--brown-body);
  margin-bottom: 32px;
  line-height: 1.7;
}
.signup-form {
  display: flex;
  gap: 8px;
  max-width: 440px;
  margin: 0 auto;
}
.signup-form input {
  flex: 1;
  padding: 14px 18px;
  font-size: 16px;
  border: 1px solid var(--divider);
  border-radius: 6px;
  background: var(--cream);
  color: var(--brown-body);
  font-family: inherit;
}
.signup-form input:focus {
  outline: none;
  border-color: var(--caramel);
}
.signup-form button {
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 500;
  background: var(--brown-deep);
  color: var(--cream);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
}
.signup-form button:hover {
  background: var(--caramel-deep);
}

/* ACTION — If You'd Like to Talk */
.action {
  padding: 100px 0 100px;
  border-top: 1px solid var(--divider);
  background: var(--cream-soft);
  text-align: center;
}
.action .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--caramel-deep);
  font-weight: 600;
  margin-bottom: 16px;
}
.action h2 {
  font-size: 34px;
  margin-bottom: 24px;
}
.action p {
  font-size: 18px;
  color: var(--brown-body);
  margin-bottom: 20px;
  line-height: 1.7;
}
.action .email {
  font-family: "Cormorant Garamond", serif;
  font-size: 28px;
  color: var(--caramel-deep);
  font-style: italic;
  margin: 32px 0;
  display: inline-block;
  text-decoration: none;
  border-bottom: 1px solid var(--caramel);
  padding-bottom: 4px;
  transition: color 0.2s;
}
.action .email:hover {
  color: var(--brown-deep);
}
.action .note {
  font-size: 16px;
  color: var(--brown-muted);
  font-style: italic;
}

/* FOOTER — cross-links */
.footer {
  padding: 48px 0 40px;
  border-top: 1px solid var(--divider);
  background: var(--cream);
  text-align: center;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.footer-links a {
  color: var(--brown-body);
  text-decoration: none;
  font-size: 15px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.footer-links a:hover {
  border-color: var(--caramel);
}
.footer .copyright {
  color: var(--brown-muted);
  font-size: 13px;
}

/* Mobile */
@media (max-width: 640px) {
  .hero { padding: 80px 0 60px; }
  .hero h1 { font-size: 36px; }
  .interest { padding: 60px 0; }
  .interest p { font-size: 24px; }
  .engagement, .value, .relationship, .action { padding: 60px 0; }
  .engagement h2 { font-size: 28px; }
  .engagement p { font-size: 17px; }
  .service h3 { font-size: 20px; }
  .criteria { padding: 60px 0; }
  .criteria h2 { font-size: 26px; }
  .criterion h3 { font-size: 20px; }
  .toolate { padding: 60px 0; }
  .toolate h2 { font-size: 24px; }
  .action h2 { font-size: 28px; }
  .action .email { font-size: 22px; }
  .signup-form { flex-direction: column; }
  .footer-links { gap: 20px; flex-direction: column; }
  .nav-inner { padding: 0 20px; }
}

/* Quiet Questions link in the top navigation (added October 2026) */
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.nav-link {
  font-family: "Cormorant Garamond", "Baskerville", "Georgia", serif;
  font-size: 19px;
  font-style: italic;
  color: var(--brown-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--caramel);
  padding-bottom: 2px;
}
.nav-link:hover { color: var(--caramel-deep); }
@media (max-width: 480px) { .nav-inner { padding: 0 20px; } .logo-text { font-size: 19px; } .nav-link { font-size: 17px; } }