/* Morning Skim - stylesheet
   A clean, editorial newsletter brand.
   No external fonts or assets; everything ships self-contained. */

:root {
  --ink: #1c1a17;
  --ink-soft: #4a453e;
  --ink-faint: #7c766c;
  --paper: #fbf7f0;
  --paper-card: #ffffff;
  --line: #e7e0d4;
  --sun: #e8863b;
  --sun-deep: #c96a1f;
  --sky: #2f5d7c;
  --band: #fff4e6;
  --max: 1080px;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(28, 26, 23, 0.05), 0 8px 28px rgba(28, 26, 23, 0.06);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
}

a { color: var(--sun-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 20;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 20px;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 30px; height: 30px;
  flex: 0 0 auto;
  display: block;
}
.nav {
  display: flex;
  align-items: center;
  gap: 22px;
}
.nav a {
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 600;
}
.nav a:hover { color: var(--sun-deep); text-decoration: none; }
.nav .btn { color: #fff; }

.btn {
  display: inline-block;
  background: var(--sun);
  color: #fff;
  border: 1px solid var(--sun);
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: background .15s ease;
}
.btn:hover { background: var(--sun-deep); border-color: var(--sun-deep); text-decoration: none; }
.btn.ghost {
  background: transparent;
  color: var(--sun-deep);
}
.btn.ghost:hover { background: var(--band); }

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--band) 0%, var(--paper) 100%);
  border-bottom: 1px solid var(--line);
  padding: 72px 0 60px;
}
.hero .kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  font-weight: 700;
  color: var(--sun-deep);
  margin: 0 0 16px;
}
.hero h1 {
  font-size: clamp(34px, 5.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  max-width: 15ch;
}
.hero p.lede {
  font-size: clamp(18px, 2.4vw, 21px);
  color: var(--ink-soft);
  max-width: 54ch;
  margin: 0 0 30px;
}

/* Subscribe form */
.subscribe {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  max-width: 480px;
}
.subscribe input[type="email"] {
  flex: 1 1 220px;
  min-width: 0;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 16px;
  font-family: var(--font);
  background: #fff;
  color: var(--ink);
}
.subscribe input[type="email"]:focus {
  outline: 2px solid var(--sun);
  outline-offset: 1px;
  border-color: var(--sun);
}
.subscribe .btn { flex: 0 0 auto; }
.form-note {
  font-size: 13px;
  color: var(--ink-faint);
  margin: 12px 0 0;
}
.form-status {
  margin: 14px 0 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--sky);
  min-height: 1.2em;
}
.form-status.error { color: #b4442e; }

/* Sections */
section { padding: 58px 0; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 26px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 0;
}
.section-head .sub {
  color: var(--ink-faint);
  font-size: 15px;
}

/* Value props */
.props {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.prop {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.prop .ico {
  font-size: 22px;
  display: block;
  margin-bottom: 12px;
}
.prop h3 { margin: 0 0 8px; font-size: 18px; }
.prop p { margin: 0; color: var(--ink-soft); font-size: 15px; }

/* Brief list */
.briefs {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.brief {
  display: grid;
  grid-template-columns: 118px 1fr;
  gap: 18px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
}
.brief:last-child { border-bottom: 0; }
.brief .tag {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--sun-deep);
  padding-top: 2px;
}
.brief .tag.business { color: var(--sky); }
.brief .tag.science { color: #3f7d4f; }
.brief .tag.world { color: #8a5a2b; }
.brief .tag.culture { color: #8a4a7a; }
.brief h4 { margin: 0 0 4px; font-size: 17px; font-weight: 700; }
.brief p { margin: 0; color: var(--ink-soft); font-size: 15px; }

/* Content pages */
.page {
  padding: 56px 0 20px;
}
.page .prose {
  max-width: 68ch;
}
.prose h1 {
  font-size: clamp(30px, 4.6vw, 42px);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 8px;
}
.prose .dek {
  font-size: 19px;
  color: var(--ink-soft);
  margin: 0 0 32px;
}
.prose h2 { font-size: 24px; margin: 40px 0 12px; letter-spacing: -0.01em; }
.prose h3 { font-size: 18px; margin: 28px 0 8px; }
.prose p { margin: 0 0 16px; color: var(--ink-soft); }
.prose ul { margin: 0 0 16px; padding-left: 22px; color: var(--ink-soft); }
.prose li { margin: 0 0 8px; }
.prose strong { color: var(--ink); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  font-weight: 700;
  color: var(--sun-deep);
  margin: 0 0 12px;
}

/* Issue layout */
.issue-meta {
  color: var(--ink-faint);
  font-size: 14px;
  margin: 0 0 28px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.issue-block { margin: 0 0 34px; }
.issue-block h2 {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sun-deep);
  border-bottom: 2px solid var(--band);
  padding-bottom: 6px;
  margin: 0 0 16px;
}
.issue-item { margin: 0 0 18px; }
.issue-item h3 { margin: 0 0 5px; font-size: 18px; }
.issue-item p { margin: 0; color: var(--ink-soft); font-size: 15.5px; }

/* Callout / inline subscribe band */
.band {
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px;
  text-align: center;
}
.band h2 { margin: 0 0 8px; font-size: 24px; }
.band p { margin: 0 auto 22px; color: var(--ink-soft); max-width: 46ch; }
.band .subscribe { margin: 0 auto; justify-content: center; }

/* Archive list */
.archive-list {
  list-style: none;
  margin: 0; padding: 0;
  border-top: 1px solid var(--line);
}
.archive-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.archive-list .date { color: var(--ink-faint); font-size: 14px; white-space: nowrap; }
.archive-list .title { font-weight: 600; }
.archive-note {
  background: var(--paper-card);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 22px;
  color: var(--ink-soft);
  margin: 0 0 30px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
  margin-top: 40px;
  padding: 44px 0 34px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
}
.site-footer .brand { font-size: 18px; margin-bottom: 10px; }
.site-footer p { color: var(--ink-faint); font-size: 14px; margin: 0 0 6px; max-width: 34ch; }
.footer-col h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin: 0 0 12px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin: 0 0 8px; }
.footer-col a { color: var(--ink-soft); font-size: 15px; }
.footer-bottom {
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--ink-faint);
  font-size: 13px;
}
.footer-bottom a { color: var(--ink-faint); }

/* Responsive */
@media (max-width: 820px) {
  .props { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav { gap: 16px; }
  .nav .hide-sm { display: none; }
}
@media (max-width: 560px) {
  .hero { padding: 52px 0 44px; }
  .brief { grid-template-columns: 1fr; gap: 4px; }
  .brief .tag { padding-top: 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav a.nav-link { display: none; }
}

/* Photography
   Stock imagery is tinted toward the warm editorial palette so text stays
   readable. All images ship in-repo; none are hotlinked. */
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 44px;
  align-items: center;
}
.hero-copy { min-width: 0; }
.hero-media {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}
.hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(232,134,59,0.10) 0%, rgba(201,106,31,0.14) 100%);
  pointer-events: none;
}

/* Brief thumbnails on the sample blurbs */
.brief { grid-template-columns: 104px 1fr; align-items: center; }
.brief-thumb {
  width: 104px;
  height: 78px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  border: 1px solid var(--line);
}
.brief .tag { display: block; margin: 0 0 5px; padding-top: 0; }
.brief-body { min-width: 0; }

/* Inline article figures (about, issue) */
.page-figure {
  margin: 0 0 34px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  position: relative;
}
.page-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.page-figure figcaption {
  font-size: 12.5px;
  color: var(--ink-faint);
  padding: 8px 14px;
  background: var(--paper-card);
  border-top: 1px solid var(--line);
}

/* Photo credit line */
.credit-line { color: var(--ink-faint); }
.credit-line a { color: var(--ink-faint); text-decoration: underline; }

@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 28px; }
  .hero-media { order: -1; }
}
@media (max-width: 560px) {
  .brief { grid-template-columns: 84px 1fr; gap: 14px; }
  .brief-thumb { width: 84px; height: 63px; }
}

/* Dark mode: same warm editorial brand, tuned for low light.
   Follows the reader's system preference. */
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f2ede4;
    --ink-soft: #cbc4b7;
    --ink-faint: #948d80;
    --paper: #16130f;
    --paper-card: #1f1b16;
    --line: #322c24;
    --sun: #f0954a;
    --sun-deep: #f4a862;
    --sky: #7fb4d6;
    --band: #241d15;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 28px rgba(0, 0, 0, 0.5);
  }
  .site-header, .hero { background: var(--paper); }
  .nav .btn, .btn { color: #16130f; }
  .subscribe input[type="email"] { background: #16130f; color: var(--ink); }
  .site-footer { background: #1a1611; }
  .brief .tag.business { color: #7fb4d6; }
  .brief .tag.science { color: #7fc48c; }
  .brief .tag.world { color: #d6a066; }
  .brief .tag.culture { color: #cf94c2; }
  .form-status.error { color: #f0846a; }
  .brand svg .mark rect, svg .mark { }
}