/* ==========================================================================
   Marek — base: tokens, reset, typography, shared components
   Shared by the Journal landing page and every article.
   ========================================================================== */

/* ---- Tokens ------------------------------------------------------------- */
:root {
  /* Color — committed warm single-hue axis (OKLCH) */
  --bg:            oklch(1 0 0);
  --surface:       oklch(0.976 0.004 60);
  --ink:           oklch(0.21 0.018 40);
  --muted:         oklch(0.44 0.015 40);
  --line:          oklch(0.90 0.006 50);
  --line-soft:     oklch(0.94 0.005 50);

  --terracotta:    oklch(0.58 0.16 32);
  --terracotta-ink:oklch(0.50 0.155 32);
  --terracotta-wash:oklch(0.95 0.028 40);
  --cta:           oklch(0.51 0.155 32);
  --oxblood:       oklch(0.44 0.13 30);

  --espresso:      oklch(0.23 0.022 40);
  --espresso-2:    oklch(0.19 0.02 38);
  --espresso-ink:  oklch(0.93 0.012 60);
  --espresso-muted:oklch(0.74 0.012 55);
  --espresso-line: oklch(0.34 0.018 40);

  /* Type */
  --font-display: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
  --font-body:    "Literata", ui-serif, Georgia, "Times New Roman", serif;

  /* Fluid scale (ratio ~1.25) */
  --step--1: clamp(0.82rem, 0.79rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --step-1:  clamp(1.25rem, 1.18rem + 0.35vw, 1.5rem);
  --step-2:  clamp(1.6rem, 1.45rem + 0.7vw, 2.1rem);
  --step-3:  clamp(2.1rem, 1.8rem + 1.4vw, 3rem);
  --step-4:  clamp(2.6rem, 2.0rem + 2.6vw, 4.4rem);
  --step-5:  clamp(3rem, 2.1rem + 3.8vw, 5rem);

  /* Spacing */
  --space-section: clamp(3.5rem, 2.5rem + 4vw, 6.5rem);
  --gutter: clamp(1.25rem, 0.8rem + 2vw, 2.5rem);
  --measure: 68ch;
  --maxw: 1180px;

  --radius-card: 14px;
  --radius-btn: 10px;

  /* Z-scale */
  --z-sticky: 100;
  --z-overlay: 200;
  --z-nav: 210;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);   /* ease-out-expo-ish */
  --ease-soft: cubic-bezier(0.33, 1, 0.68, 1);
}

/* ---- Reset -------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.7;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, picture, svg { display: block; max-width: 100%; }
img { height: auto; }

a { color: var(--terracotta-ink); text-decoration: none; }
a:hover { color: var(--oxblood); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-wrap: balance;
  color: var(--ink);
}
p { text-wrap: pretty; }

::selection { background: var(--terracotta-wash); color: var(--oxblood); }

:focus-visible {
  outline: 2.5px solid var(--terracotta);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---- Layout helpers ----------------------------------------------------- */
.wrap { width: min(100% - 2 * var(--gutter), var(--maxw)); margin-inline: auto; }
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: var(--z-nav);
  background: var(--ink); color: #fff; padding: 0.7rem 1.1rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--step--1); letter-spacing: 0.01em;
  padding: 0.78rem 1.3rem; border-radius: var(--radius-btn);
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.4s var(--ease-out), background-color 0.25s, color 0.25s, border-color 0.25s;
  will-change: transform;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--cta); color: #fff; }
.btn--primary:hover { background: var(--oxblood); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn--on-dark { background: var(--espresso-ink); color: var(--espresso); }
.btn--on-dark:hover { background: #fff; color: var(--espresso); }
.btn .arrow { transition: transform 0.4s var(--ease-out); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---- Category tag ------------------------------------------------------- */
.tag {
  display: inline-block; font-family: var(--font-display); font-weight: 600;
  font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--terracotta-ink); background: var(--terracotta-wash);
  padding: 0.3rem 0.65rem; border-radius: 999px; line-height: 1;
}
.tag--on-image {
  background: oklch(0.23 0.022 40 / 0.72);
  color: var(--espresso-ink);
  backdrop-filter: blur(6px);
}

/* ---- Meta row ----------------------------------------------------------- */
.meta {
  font-family: var(--font-display); font-size: var(--step--1);
  color: var(--muted); display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap;
}
.meta .dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.6; }

/* ---- Site header -------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: var(--z-sticky);
  background: oklch(1 0 0 / 0.82);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, padding 0.3s, background 0.3s;
}
.site-header.is-stuck { border-bottom-color: var(--line); }
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding-block: clamp(0.9rem, 0.6rem + 1vw, 1.35rem);
  transition: padding-block 0.3s var(--ease-soft);
}
.is-stuck .site-header__inner { padding-block: 0.7rem; }

.brand { display: inline-flex; align-items: baseline; gap: 0.5rem; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand__mark {
  font-family: var(--font-display); font-weight: 700; font-size: 1.4rem;
  letter-spacing: -0.02em;
}
.brand__mark .dot { color: var(--terracotta); }
.brand__sub {
  font-family: var(--font-display); font-weight: 500; font-size: 0.7rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted);
  border-left: 1px solid var(--line); padding-left: 0.5rem;
}

.nav { display: flex; align-items: center; gap: clamp(1rem, 0.5rem + 1.5vw, 2rem); }
.nav__links { display: flex; gap: clamp(1rem, 0.5rem + 1.5vw, 1.9rem); list-style: none; padding: 0; }
.nav__links a {
  font-family: var(--font-display); font-weight: 500; font-size: var(--step--1);
  color: var(--ink); position: relative; padding-block: 0.2rem;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--terracotta); transition: right 0.35s var(--ease-out);
}
.nav__links a:hover { color: var(--terracotta-ink); }
.nav__links a:hover::after { right: 0; }

.nav__toggle {
  display: none; background: none; border: 1px solid var(--line);
  border-radius: 8px; padding: 0.5rem; cursor: pointer; color: var(--ink);
}

@media (max-width: 760px) {
  .nav__toggle { display: inline-flex; }
  .nav__links {
    position: fixed; inset: 0 0 auto 0; top: var(--header-h, 64px);
    flex-direction: column; gap: 0; background: var(--bg);
    border-bottom: 1px solid var(--line); padding: 0.5rem var(--gutter) 1.2rem;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity 0.3s, transform 0.3s var(--ease-out); z-index: var(--z-nav);
  }
  .nav__links.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links li { border-bottom: 1px solid var(--line-soft); }
  .nav__links a { display: block; padding: 0.9rem 0; font-size: 1.05rem; }
  .nav__links a::after { display: none; }
  .nav .btn { display: none; }
}

/* ---- Story card --------------------------------------------------------- */
.card {
  display: flex; flex-direction: column; background: var(--bg);
  border: 1px solid var(--line); border-radius: var(--radius-card);
  overflow: hidden; transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out), border-color 0.3s;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px -22px oklch(0.23 0.022 40 / 0.45);
  border-color: var(--line-soft);
}
.card__media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--espresso); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease-out); }
.card:hover .card__media img { transform: scale(1.04); }
.card__media .tag { position: absolute; left: 0.85rem; top: 0.85rem; }
.card__body { display: flex; flex-direction: column; gap: 0.6rem; padding: 1.2rem 1.25rem 1.35rem; flex: 1; }
.card__title {
  font-size: var(--step-1); line-height: 1.12; letter-spacing: -0.02em;
}
.card__title a { color: var(--ink); }
.card:hover .card__title a { color: var(--terracotta-ink); }
.card__dek { color: var(--muted); font-size: 0.98rem; line-height: 1.55; }
.card__foot {
  margin-top: auto; padding-top: 0.9rem; display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid var(--line-soft);
}
.card__cta {
  font-family: var(--font-display); font-weight: 600; font-size: var(--step--1);
  color: var(--terracotta-ink); display: inline-flex; align-items: center; gap: 0.4rem;
}
.card__cta .arrow { transition: transform 0.4s var(--ease-out); }
.card:hover .card__cta .arrow { transform: translateX(4px); }

/* ---- Espresso band ------------------------------------------------------ */
.band {
  background: var(--espresso); color: var(--espresso-ink);
  background-image: radial-gradient(120% 140% at 85% -20%, oklch(0.3 0.04 36) 0%, transparent 55%);
}
.band h2, .band h3 { color: var(--espresso-ink); }
.band p { color: var(--espresso-muted); }

/* ---- Footer ------------------------------------------------------------- */
.site-footer { background: var(--espresso-2); color: var(--espresso-ink); padding-block: clamp(3rem, 2rem + 3vw, 4.5rem) 2rem; }
.site-footer a { color: var(--espresso-ink); }
.site-footer a:hover { color: #fff; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 2rem 1.5rem;
  padding-bottom: 2.5rem; border-bottom: 1px solid var(--espresso-line);
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h4 { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--espresso-muted); font-weight: 600; margin-bottom: 1rem; }
.footer-col ul { list-style: none; padding: 0; display: grid; gap: 0.6rem; }
.footer-col a { font-family: var(--font-display); font-size: 0.95rem; }
.footer-blurb { max-width: 30ch; color: var(--espresso-muted); font-size: 0.98rem; margin-top: 0.8rem; }
.footer-base {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding-top: 1.5rem; color: var(--espresso-muted); font-family: var(--font-display); font-size: var(--step--1);
}

/* ---- Reveal motion (progressive enhancement) ---------------------------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.js .reveal.is-in { opacity: 1; transform: none; }
.js [data-stagger] > * { transition-delay: calc(var(--i, 0) * 70ms); }

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .card, .card__media img, .btn, .nav__links a::after { transition: none !important; }
  .card:hover { transform: none; }
}