/* ==========================================================================
   souljourneyhub — theme layer
   Built on top of base.css tokens. Palette = the 4 named HEX (DS-2).
   Typography = Playfair Display (serif headlines) + DM Sans (geometric body).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,500&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600&display=swap');

:root {
  /* --- Palette (DS-2): exactly the 4 named HEX -------------------------- */
  --c1: #0F0E17; /* page background — near-black ground */
  --c2: #1C1B2E; /* surface — cards, sidebars, panels   */
  --c3: #E8E4D9; /* primary text + headline contrast     */
  --c4: #7B4FFF; /* accent — interactive, quotes, tags   */

  /* Map palette onto the base font-role tokens (DS-6) */
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'DM Sans', 'Segoe UI', Helvetica, sans-serif;

  /* Derived translucent tints — composed strictly from the 4 HEX */
  --c4-tint: color-mix(in srgb, var(--c4) 14%, transparent);
  --c4-line: color-mix(in srgb, var(--c4) 38%, transparent);
  --c3-soft: color-mix(in srgb, var(--c3) 70%, transparent);
  --c3-faint: color-mix(in srgb, var(--c3) 14%, transparent);
  --surface-edge: color-mix(in srgb, var(--c3) 9%, transparent);
}

/* --- Page foundation ----------------------------------------------------- */
body {
  background-color: var(--c1);
  color: var(--c3);
  font-family: var(--font-sans);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, var(--c4-tint), transparent 60%),
    radial-gradient(ellipse 60% 40% at 100% 100%, color-mix(in srgb, var(--c2) 80%, transparent), transparent 70%);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--c3);
  letter-spacing: -0.01em;
}

p { color: var(--c3-soft); }

a { color: var(--c4); }

::selection {
  background: var(--c4);
  color: var(--c1);
}

:focus-visible {
  outline: 2px solid var(--c4);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* --- Skip link ----------------------------------------------------------- */
.skip-link {
  position: absolute;
  left: var(--space-sm);
  top: var(--space-sm);
  z-index: 100;
  background: var(--c4);
  color: var(--c1);
  padding: var(--space-2xs) var(--space-sm);
  border-radius: var(--radius-sm);
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}
.skip-link:focus { transform: translateY(0); }

/* --- Site header / nav --------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--c1) 88%, transparent);
  backdrop-filter: blur(10px);
  border-block-end: var(--border-width) solid var(--surface-edge);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-sm);
  flex-wrap: wrap;
}

.brand {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--c3);
  text-decoration: none;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.15em;
}
.brand::before {
  content: "";
  display: inline-block;
  width: 0.55em;
  height: 0.55em;
  border-radius: 50%;
  background: var(--c4);
  transform: translateY(0.02em);
}

.site-nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.site-nav a {
  color: var(--c3-soft);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding-block: var(--space-3xs);
  position: relative;
  transition: color 0.2s ease;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  background: var(--c4);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] { color: var(--c3); }
.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after { transform: scaleX(1); }

/* --- Generic full-width band (centered, always gutter-padded) ------------ */
.band {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-md);
}
@media (min-width: 768px) {
  .band { padding-inline: var(--space-xl); }
}

/* --- Hero ---------------------------------------------------------------- */
.hero {
  padding-block: var(--space-xl) var(--space-2xl);
}
.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c4);
  padding: var(--space-2xs) var(--space-sm);
  border: var(--border-width) solid var(--c4-line);
  border-radius: 999px;
  margin-bottom: var(--space-md);
}
.hero__title {
  font-size: var(--text-4xl);
  max-width: 18ch;
  font-weight: 700;
}
.hero__title em {
  font-style: italic;
  color: var(--c4);
}
.hero__lede {
  margin-top: var(--space-md);
  max-width: 56ch;
  font-size: var(--text-lg);
  color: var(--c3-soft);
  line-height: var(--leading-normal);
}

/* --- Section heading ----------------------------------------------------- */
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}
.section-head h2 {
  font-size: var(--text-2xl);
  position: relative;
  padding-inline-start: var(--space-md);
}
.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.1em;
  bottom: 0.1em;
  width: 4px;
  border-radius: 2px;
  background: var(--c4);
}
.section-head__link {
  color: var(--c4);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
}
.section-head__link:hover { text-decoration: underline; }

/* --- Article cards (grid) ------------------------------------------------ */
.card-grid { --grid-min: 19rem; }

.card {
  display: flex;
  flex-direction: column;
  background: var(--c2);
  border: var(--border-width) solid var(--surface-edge);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-decoration: none;
  color: var(--c3);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--c4);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--c4-line);
  box-shadow: 0 18px 40px -24px var(--c4);
}
.card:hover::before { transform: scaleX(1); }

.card__tag {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c4);
  margin-bottom: var(--space-sm);
}
.card__title {
  font-size: var(--text-xl);
  line-height: var(--leading-snug);
  color: var(--c3);
}
.card__meta {
  margin-top: auto;
  padding-top: var(--space-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--c4);
  font-weight: 500;
}

/* Featured card — spans wide on larger screens */
.card--featured {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--c4) 18%, var(--c2)), var(--c2) 60%);
  border-color: var(--c4-line);
}
@media (min-width: 768px) {
  .card--featured {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
    gap: var(--space-xl);
  }
  .card--featured .card__body { flex: 1; }
  .card--featured .card__title { font-size: var(--text-3xl); }
}

/* --- Editorial list (articles page + depth edit) ------------------------- */
.entry-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.entry {
  border-block-end: var(--border-width) solid var(--surface-edge);
}
.entry__link {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  align-items: baseline;
  padding-block: var(--space-lg);
  text-decoration: none;
  color: var(--c3);
  transition: padding-inline-start 0.25s ease;
}
.entry__num {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--c4);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.entry__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  line-height: var(--leading-snug);
  font-weight: 600;
  transition: color 0.2s ease;
}
.entry__link:hover { padding-inline-start: var(--space-sm); }
.entry__link:hover .entry__title { color: var(--c4); }

/* --- The Depth Edit ------------------------------------------------------ */
.theme-block {
  background: var(--c2);
  border: var(--border-width) solid var(--surface-edge);
  border-left: 3px solid var(--c4);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}
.theme-block h3 {
  font-size: var(--text-xl);
  color: var(--c3);
  margin-bottom: var(--space-2xs);
}
.theme-block p { color: var(--c3-soft); }
.theme-grid { --grid-min: 17rem; }

.pullquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-2xl);
  line-height: var(--leading-snug);
  color: var(--c3);
  max-width: 30ch;
  margin-inline: auto;
  text-align: center;
  padding-block: var(--space-xl);
  position: relative;
}
.pullquote::before {
  content: "\201C";
  display: block;
  font-size: 3em;
  line-height: 0.6;
  color: var(--c4);
  margin-bottom: var(--space-2xs);
}

/* --- Article body (template) -------------------------------------------- */
.article-hero {
  padding-block: var(--space-xl) var(--space-md);
  border-block-end: var(--border-width) solid var(--surface-edge);
}
.article-hero .band { max-width: var(--container-narrow); }
.article-hero__tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c4);
  margin-bottom: var(--space-sm);
}
.article-hero h1 {
  font-size: var(--text-3xl);
  font-weight: 700;
  max-width: 22ch;
}

.prose {
  padding-block: var(--space-xl);
  color: var(--c3-soft);
}
.prose h2 {
  font-size: var(--text-2xl);
  color: var(--c3);
  padding-inline-start: var(--space-md);
  position: relative;
}
.prose h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15em;
  bottom: 0.15em;
  width: 3px;
  border-radius: 2px;
  background: var(--c4);
}
.prose h3 { font-size: var(--text-xl); color: var(--c3); }
.prose h4, .prose h5 { color: var(--c3); }
.prose p { color: var(--c3-soft); }
.prose a { color: var(--c4); text-decoration: underline; }
.prose strong { color: var(--c3); }

/* --- Buttons / CTA ------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  padding: var(--space-xs) var(--space-md);
  border-radius: 999px;
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.btn--primary {
  background: var(--c4);
  color: var(--c1);
}
.btn--primary:hover { transform: translateY(-2px); }
.btn--ghost {
  border: var(--border-width) solid var(--c4-line);
  color: var(--c4);
}
.btn--ghost:hover { background: var(--c4-tint); }

/* --- Accent rule --------------------------------------------------------- */
.rule {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--c4), transparent);
  margin-block: var(--space-xl);
}

/* --- Footer -------------------------------------------------------------- */
.site-footer {
  margin-block-start: var(--space-lg);
  border-block-start: var(--border-width) solid var(--surface-edge);
  padding-block: var(--space-lg);
  background: color-mix(in srgb, var(--c2) 50%, var(--c1));
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: space-between;
  align-items: center;
}
.site-footer__brand {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--c3);
}
.site-footer__brand span { color: var(--c4); }
.site-footer nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}
.site-footer a {
  color: var(--c3-soft);
  text-decoration: none;
  font-size: var(--text-sm);
}
.site-footer a:hover { color: var(--c4); }
.site-footer__fine {
  width: 100%;
  font-size: var(--text-xs);
  color: var(--c3-soft);
  opacity: 0.7;
  margin-top: var(--space-sm);
}

/* --- Lede / intro paragraph --------------------------------------------- */
.lede {
  font-size: var(--text-lg);
  color: var(--c3);
  max-width: 60ch;
}

/* --- Reveal micro-interaction (reduced-motion safe) --------------------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: reveal-in 0.7s ease forwards;
}
.reveal--2 { animation-delay: 0.1s; }
.reveal--3 { animation-delay: 0.2s; }

@keyframes reveal-in {
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
  }
  .site-header { backdrop-filter: none; }
}

/* ===== Tester fixes — CSS-only burger nav + 320px hardening (no JS) ===== */
.nav-toggle { position:absolute; width:1px; height:1px; opacity:0; pointer-events:none; }
.nav-burger {
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:2.75rem; height:2.75rem; margin-inline-start:auto;
  border-radius:var(--radius-sm); color:currentColor;
}
.nav-burger span { display:block; width:22px; height:2px; background:currentColor; border-radius:2px; transition:transform 200ms ease, opacity 160ms ease; }
.nav-toggle:focus-visible ~ .nav-burger { outline:2px solid currentColor; outline-offset:3px; }
@media (max-width:767px) {
  .site-header__inner { flex-wrap:wrap; }
  .nav-burger { display:inline-flex; }
  .site-nav { flex-basis:100%; width:100%; display:none; }
  .nav-toggle:checked ~ .site-nav { display:block; }
  .site-nav ul { flex-direction:column; align-items:flex-start; gap:var(--space-xs); padding-block:var(--space-xs) var(--space-2xs); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2){ opacity:0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
}
@media (max-width:30rem) {
  :root {
    --text-4xl: clamp(1.85rem, 1.2rem + 4.5vw, 2.75rem);
    --text-3xl: clamp(1.55rem, 1.1rem + 3.2vw, 2.25rem);
    --text-2xl: clamp(1.35rem, 1rem + 2.2vw, 1.95rem);
  }
  h1, h2, h3 { hyphens:auto; -webkit-hyphens:auto; }
}