/* ============================================================
   Check It Oot — shared stylesheet for newsletter.martinebner.com
   The locked design system (palette + type) lives here, ONCE.
   Component styles for issue pages mirror project-files/design-template.html.
   Site-level components (nav, hero, sign-up, archive, blog) are added below.
   Do not change the palette or type families per page. See project README.
   ============================================================ */

:root {
  --bg:          #F5F0E8;   /* warm cream — page background */
  --paper:       #EFE9DF;   /* slightly darker tone — cards */
  --text:        #14130F;   /* near-black — body, hard rules */
  --accent:      #A0522D;   /* cognac — the thread to martinebner.com */
  --accent-deep: #7A3E22;   /* cognac, hover/pressed */
  --muted:       rgba(20,19,15,0.66);
  --muted-soft:  rgba(20,19,15,0.46);
  --muted-trace: rgba(20,19,15,0.16);
  --border:      rgba(20,19,15,0.12);

  --display:    "Instrument Serif", "Spectral", Georgia, "Times New Roman", serif;
  --display-2:  "Onest", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --sans:       "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --hand:       "Caveat", "Brush Script MT", cursive;

  --pad-x: 2rem;
  --pad-x-mobile: 1.25rem;
  --content-max: 620px;
  --wide-max: 760px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

a { color: var(--accent); text-decoration: none; border-bottom: 1.5px solid var(--accent); padding-bottom: 1px; }
a:hover { color: var(--accent-deep); border-bottom-color: var(--accent-deep); }
img { display: block; max-width: 100%; height: auto; border: 0; }
::selection { background: var(--accent); color: var(--bg); }

.wrap {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 3rem var(--pad-x) 5rem;
}
.wrap--wide { max-width: var(--wide-max); }
@media (max-width: 640px) { .wrap { padding: 2rem var(--pad-x-mobile) 3.5rem; } }

/* ============================================================
   SITE HEADER / NAV  (site-only — not used in email)
   ============================================================ */
.site-header {
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 1.75rem var(--pad-x) 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
}
.site-header__brand {
  font-family: var(--sans);
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text);
  border: 0; padding: 0;
  display: inline-flex; align-items: center; gap: 0.6rem;
}
.site-header__brand:hover { color: var(--text); }
.site-header__dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.site-nav { display: flex; gap: 1.5rem; }
.site-nav a {
  font-family: var(--sans);
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); border: 0; padding-bottom: 2px;
  border-bottom: 1.5px solid transparent;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }
@media (max-width: 640px) {
  .site-header { padding: 1.25rem var(--pad-x-mobile) 0; }
  .site-nav { gap: 1.1rem; }
}

/* ============================================================
   HERO  (home page)
   ============================================================ */
.hero { padding-top: 2.5rem; }
.hero__accent {
  width: 56px; height: 3px; background: var(--accent); border-radius: 2px;
  margin: 0 0 1.75rem;
}
.hero__title {
  font-family: var(--display);
  font-style: italic; font-weight: 400;
  font-size: clamp(60px, 13vw, 104px);
  line-height: 0.92; letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 1.5rem;
}
.hero__title em { font-style: italic; color: var(--accent); }
.hero__lede {
  font-family: var(--display-2);
  font-weight: 500; font-size: 21px;
  line-height: 1.45; letter-spacing: -0.015em;
  color: var(--text);
  margin: 0 0 1.25rem;
}
.hero__prose {
  font-family: var(--sans);
  font-size: 17px; line-height: 1.65; color: var(--text);
  margin: 0 0 1.25rem; letter-spacing: -0.005em;
}
@media (max-width: 480px) { .hero__lede { font-size: 19px; } }

/* ============================================================
   ABOUT  (home — "Hi, I'm Martin")
   ============================================================ */
.about {
  display: flex; flex-direction: column; align-items: flex-start; gap: 1.75rem;
  margin: 3.25rem 0 1.25rem;
}
.about__body { width: 100%; }
.about__portrait {
  width: 150px; height: 150px; border-radius: 50%;
  object-fit: cover; object-position: center 20%;
  filter: grayscale(1) contrast(1.05);
  border: 1px solid var(--border); flex-shrink: 0;
}
.about__greeting {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: clamp(28px, 4.6vw, 40px); line-height: 1.05;
  letter-spacing: -0.02em; color: var(--accent); margin: 0 0 1rem;
}
@media (max-width: 560px) {
  .about { flex-direction: column; align-items: flex-start; gap: 1.25rem; margin-top: 2.5rem; }
  .about__portrait { width: 118px; height: 118px; }
}

/* ============================================================
   WHAT'S INSIDE  (home — the pitch)
   ============================================================ */
.pitch {
  margin: 2.5rem 0 3rem; padding: 1.4rem 1.5rem;
  border-left: 3px solid var(--accent); background: var(--paper);
  border-radius: 0 4px 4px 0;
}
.pitch__label {
  font-family: var(--sans); font-size: 11px; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent);
  margin: 0 0 0.9rem;
}
@media (max-width: 480px) { .pitch { padding: 1.25rem; } }

/* ============================================================
   SIGN-UP FORM  (the primary CTA — site-only)
   ============================================================ */
.signup {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.75rem;
  margin: 2.5rem 0 3rem;
}
.signup__label {
  font-family: var(--sans);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}
.signup__row { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.signup__field {
  flex: 1 1 220px;
  font-family: var(--sans); font-size: 16px;
  color: var(--text); background: var(--bg);
  border: 1px solid var(--muted-trace);
  border-radius: 3px; padding: 0.85rem 0.95rem;
  line-height: 1.4;
}
.signup__field:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.signup__field::placeholder { color: var(--muted-soft); }
.signup__btn {
  font-family: var(--sans);
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bg); background: var(--accent);
  border: 0; border-radius: 3px;
  padding: 0.85rem 1.4rem; cursor: pointer;
  transition: background 0.15s ease;
  flex: 0 0 auto;
}
.signup__btn:hover { background: var(--accent-deep); }
.signup__fineprint {
  font-family: var(--sans); font-size: 12px;
  color: var(--muted-soft); margin: 0.9rem 0 0; line-height: 1.5;
}
.signup__fineprint a { color: var(--muted-soft); border-bottom-color: var(--muted-trace); }
.signup__fineprint a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.signup__message {
  font-family: var(--display-2); font-weight: 500;
  font-size: 18px; line-height: 1.45; letter-spacing: -0.01em;
  margin: 0; color: var(--text);
}
.signup__message:empty { display: none; }
.signup__message--success { color: var(--text); font-weight: 700; font-size: 19px; }
.signup__message--error { color: var(--text); }
@media (max-width: 480px) {
  .signup { padding: 1.25rem; }
  .signup__btn { width: 100%; }
}

/* ============================================================
   SECTION HEADINGS  (archive / blog lists)
   ============================================================ */
.section-rule {
  width: 100%; height: 1px; background: var(--text);
  opacity: 0.85; margin: 4rem 0 1.75rem; border: 0;
}
.section-eyebrow {
  font-family: var(--sans);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.4rem;
}
.section-title {
  font-family: var(--display);
  font-weight: 400; font-style: normal;
  font-size: clamp(30px, 5.2vw, 40px);
  line-height: 1.1; letter-spacing: -0.015em;
  color: var(--text);
  margin: 0 0 2rem;
}
.section-title em { font-style: italic; color: var(--accent); }

/* ============================================================
   ARCHIVE / POST LIST
   ============================================================ */
.entry-list { list-style: none; margin: 0; padding: 0; }
.entry {
  display: block;
  border: 0; border-top: 1px solid var(--muted-trace);
  padding: 1.4rem 0;
  color: var(--text);
}
.entry:last-child { border-bottom: 1px solid var(--muted-trace); }
.entry:hover { color: var(--text); }
.entry:hover .entry__title { color: var(--accent); }
.entry__meta {
  display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.entry__pill {
  display: inline-flex; align-items: center;
  background: var(--accent); color: var(--bg);
  font-family: var(--sans); font-size: 10px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  padding: 0.3rem 0.6rem; border-radius: 2px;
}
.entry__date {
  font-family: var(--sans); font-size: 12px;
  letter-spacing: 0.06em; color: var(--muted);
}
.entry__latest {
  font-family: var(--sans); font-size: 10px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent);
  border: 1px solid var(--accent); padding: 0.22rem 0.5rem; border-radius: 2px;
}

/* SECTION PHOTO — candid break image */
.section-photo { margin: 4.5rem 0; width: 100%; }
.section-photo img { display: block; width: 100%; height: auto; border-radius: 4px; }
.entry__title {
  font-family: var(--display);
  font-weight: 400; font-style: normal;
  font-size: clamp(24px, 4vw, 30px);
  line-height: 1.15; letter-spacing: -0.015em;
  color: var(--text);
  margin: 0 0 0.4rem;
  transition: color 0.15s ease;
}
.entry__title em { font-style: italic; color: var(--accent); }
.entry__dek {
  font-family: var(--sans); font-size: 15px;
  line-height: 1.55; color: var(--muted); margin: 0;
}

/* ============================================================
   PAGE FOOTER  (site-only)
   ============================================================ */
.site-footer {
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 1.5rem var(--pad-x) 3rem;
  border-top: 1px solid var(--muted-trace);
  font-family: var(--sans);
  font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted-soft);
  display: flex; flex-direction: column; gap: 0.85rem;
}
.site-footer__row {
  display: flex; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
}
.site-footer__row--sub { font-size: 10px; opacity: 0.8; }
.site-footer a { color: var(--muted-soft); border-bottom: 1px solid transparent; }
.site-footer a:hover { color: var(--accent); border-bottom-color: var(--accent); }
@media (max-width: 640px) { .site-footer { padding: 1.5rem var(--pad-x-mobile) 3rem; } }

/* ============================================================
   ISSUE / ARTICLE COMPONENTS
   Mirrors project-files/design-template.html — the locked email design,
   reused for the web version of each issue and for blog posts.
   ============================================================ */

/* MASTHEAD (issue pages) */
.masthead { margin-bottom: 2rem; }
.masthead__title {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: clamp(60px, 13vw, 104px); line-height: 0.92;
  letter-spacing: -0.02em; color: var(--text); margin: 0 0 1.5rem;
}
.masthead__title em { font-style: italic; color: var(--accent); }
.masthead__meta { display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap; margin-top: 1.25rem; }
.issue-pill {
  display: inline-flex; align-items: center; gap: 0.45rem;
  background: var(--accent); color: var(--bg);
  font-family: var(--sans); font-size: 11px; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase;
  padding: 0.4rem 0.75rem; border-radius: 2px;
}
.issue-date {
  font-family: var(--sans); font-size: 12px; font-weight: 400;
  letter-spacing: 0.06em; color: var(--muted);
}

/* TOC / "In this issue" */
.toc {
  margin: 2rem 0 3rem; padding: 1.1rem 1.25rem;
  border-left: 3px solid var(--accent); background: var(--paper);
  font-family: var(--display-2); font-weight: 400; font-size: 16px;
  line-height: 1.55; color: var(--text); letter-spacing: -0.005em;
}
.toc strong {
  font-family: var(--sans); font-style: normal; font-weight: 600;
  font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); display: block; margin-bottom: 0.5rem;
}

/* OPENER */
.opener .lede {
  font-family: var(--display-2); font-style: normal; font-weight: 500;
  font-size: 21px; line-height: 1.45; letter-spacing: -0.015em;
  color: var(--text); margin: 0 0 1.5rem;
}

/* PROSE */
.prose {
  font-family: var(--sans); font-weight: 400; font-size: 17px;
  line-height: 1.65; color: var(--text); margin: 0 0 1.25rem;
  letter-spacing: -0.005em;
}
.prose:last-child { margin-bottom: 0; }
.prose em { font-style: italic; }
.prose strong { font-weight: 600; color: var(--text); }
.mark {
  background: linear-gradient(180deg, transparent 55%, rgba(160,82,45,0.28) 55%, rgba(160,82,45,0.28) 92%, transparent 92%);
  padding: 0 2px;
}

/* THE QUESTION */
.question { margin: 3rem 0; }
.question__label {
  font-family: var(--sans); font-size: 11px; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent);
  margin: 0 0 1.25rem; display: inline-block;
  border-bottom: 2px solid var(--accent); padding-bottom: 4px;
}
.question__intro { font-family: var(--sans); font-size: 17px; color: var(--muted); margin: 0 0 1.5rem; }
.question__body {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: clamp(32px, 5.8vw, 46px); line-height: 1.1;
  letter-spacing: -0.015em; color: var(--text); margin: 0 0 1.5rem;
  position: relative; padding-left: 1.5rem;
}
.question__body::before {
  content: ""; position: absolute; left: 0; top: 0.4em; bottom: 0.4em;
  width: 3px; background: var(--accent); border-radius: 1px;
}
.question__outro { font-family: var(--sans); font-size: 17px; line-height: 1.65; color: var(--text); margin: 0; }

/* CHAPTERS */
.chapter { margin: 4.5rem 0 3rem; }
.chapter__rule { width: 100%; height: 1px; background: var(--text); opacity: 0.85; margin: 0 0 2rem; border: 0; }
.chapter__num {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: 60px; line-height: 1; color: var(--accent); margin: 0 0 0.35rem;
  letter-spacing: -0.025em; font-feature-settings: "tnum" 1;
}
.chapter__title {
  font-family: var(--display); font-weight: 400; font-style: normal;
  font-size: clamp(30px, 5.2vw, 40px); line-height: 1.1;
  letter-spacing: -0.015em; color: var(--text); margin: 0 0 2rem;
}
.chapter__title em { font-style: italic; color: var(--accent); }

/* SUB-BEATS */
.beat {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: 26px; letter-spacing: -0.005em; text-transform: none;
  line-height: 1.25; color: var(--accent); margin: 2.75rem 0 1.25rem;
}

/* PICKS */
.picks-block { background: var(--paper); border: 1px solid var(--border); border-radius: 4px; padding: 1.75rem; margin: 2.5rem 0; }
.picks-block__label { font-family: var(--sans); font-size: 11px; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); margin: 0 0 1.5rem; }
.pick { padding: 1rem 0; border-top: 1px solid var(--muted-trace); }
.pick:first-of-type { border-top: 0; padding-top: 0; }
.pick:last-child { padding-bottom: 0; }
.pick__for { font-family: var(--sans); font-size: 11px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); margin: 0 0 0.5rem; }
.pick__name { font-family: var(--display-2); font-weight: 600; font-style: normal; font-size: 19px; line-height: 1.3; color: var(--text); margin: 0 0 0.5rem; letter-spacing: -0.02em; }
.pick__body { font-family: var(--sans); font-weight: 400; font-size: 15px; line-height: 1.55; color: var(--muted); margin: 0 0 0.75rem; }
.pick__link { font-family: var(--sans); font-size: 13px; font-weight: 500; color: var(--accent); border-bottom: 1.5px solid var(--accent); display: inline-block; }
.pick-note { font-family: var(--sans); font-size: 14px; font-style: italic; color: var(--muted); margin: 1.25rem 0 0; }

/* STEPS */
.steps { counter-reset: step; margin: 1.5rem 0; padding: 0; list-style: none; }
.steps li {
  counter-increment: step; position: relative; padding: 1rem 0 1rem 2.75rem;
  border-top: 1px solid var(--muted-trace); font-family: var(--sans);
  font-size: 17px; line-height: 1.6; color: var(--text);
}
.steps li:last-child { border-bottom: 1px solid var(--muted-trace); }
.steps li::before {
  content: counter(step, decimal-leading-zero); position: absolute; left: 0; top: 1rem;
  font-family: var(--display-2); font-style: normal; font-weight: 700;
  font-size: 18px; line-height: 1.6; color: var(--accent);
  letter-spacing: -0.04em; font-feature-settings: "tnum" 1;
}
.steps li strong { font-weight: 600; }

/* PS handwritten */
.ps {
  font-family: var(--hand); font-weight: 500; font-size: 28px;
  line-height: 1.25; color: var(--accent); margin: 2.25rem 0 0;
  transform: rotate(-1deg); transform-origin: left center; display: inline-block;
}

/* SIGNOFF */
.signoff { margin-top: 4rem; padding-top: 2.5rem; border-top: 1px solid var(--text); }
.signoff__inner { display: flex; align-items: center; gap: 1.25rem; }
.signoff__portrait { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; object-position: center 20%; flex-shrink: 0; filter: grayscale(1) contrast(1.05); }
.signoff__text { flex: 1; }
.signoff__chau { font-family: var(--display); font-style: italic; font-weight: 400; font-size: clamp(30px, 4.4vw, 40px); line-height: 1.1; color: var(--accent); margin: 0 0 0.35rem; letter-spacing: -0.02em; }
.signoff__name { font-family: var(--sans); font-size: 13px; font-weight: 500; color: var(--muted); margin: 0; }

/* Back-link above an issue/post */
.backlink {
  font-family: var(--sans); font-size: 11px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); border: 0; display: inline-block; margin-bottom: 2.5rem;
}
.backlink:hover { color: var(--accent); }

@media (max-width: 480px) {
  .masthead { margin-bottom: 1.5rem; }
  .toc { padding: 1rem; margin: 1.5rem 0 2.5rem; font-size: 15px; }
  .opener .lede { font-size: 19px; }
  .question { margin: 2.5rem 0; }
  .question__body { font-size: 30px; padding-left: 0.85rem; }
  .chapter { margin: 3.5rem 0 2rem; }
  .chapter__num { font-size: 42px; letter-spacing: -0.025em; margin: 0 0 0.25rem; }
  .chapter__title { font-size: 30px; margin: 0 0 1.5rem; }
  .picks-block { padding: 1.25rem; }
  .pick__name { font-size: 18px; }
  .beat { font-size: 22px; margin: 2.25rem 0 1rem; }
  .steps li { padding: 0.85rem 0 0.85rem 2.25rem; font-size: 16px; }
  .steps li::before { font-size: 16px; top: 0.85rem; }
  .signoff__chau { font-size: 28px; }
  .ps { font-size: 24px; }
}