/* =============================================================
   Gordon Poad — Thinking Out Loud
   Calm Scandinavian editorial. Warm earthy palette.
   ============================================================= */

:root {
  /* Type scale (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6.5vw, 6.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Palette — Linen / Oat / Clay / Ink */
  --color-bg: #f4efe6;          /* warm linen */
  --color-surface: #ebe4d6;     /* oat */
  --color-surface-2: #f9f5ec;   /* cream */
  --color-card: #fbf8f1;
  --color-border: #d8cfbd;
  --color-divider: #cfc5b0;

  --color-ink: #2a2620;         /* deep ink — body */
  --color-ink-soft: #4a4338;
  --color-muted: #807767;
  --color-faint: #b8ad97;

  --color-accent: #b5532a;      /* warm clay */
  --color-accent-hover: #8e3f1f;
  --color-accent-soft: #e8d6c4;

  --color-moss: #6b7a4f;        /* secondary accent — moss/sage */

  /* Type */
  --font-display: 'Boska', 'Source Serif 4', Georgia, serif;
  --font-serif:   'Source Serif 4', 'Boska', Georgia, serif;
  --font-body:    'General Sans', 'Inter', system-ui, -apple-system, sans-serif;

  /* Layout */
  --container: 78rem;
  --container-narrow: 56rem;
  --radius: 0;
  --shadow-soft: 0 1px 0 rgba(42, 38, 32, 0.06), 0 12px 32px -16px rgba(42, 38, 32, 0.18);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: hidden;
}
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration-color: var(--color-faint); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--color-accent); }
button { font: inherit; }
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--color-ink); color: var(--color-bg);
  padding: var(--space-3) var(--space-4); z-index: 1000;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-10));
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-divider);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-ink);
}
.brand-mark {
  width: 36px;
  height: 36px;
  color: var(--color-accent);
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
}
.brand-tag {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-4), 2.5vw, var(--space-8));
}
.site-nav a {
  font-size: var(--text-sm);
  text-decoration: none;
  color: var(--color-ink-soft);
  position: relative;
  padding-block: var(--space-2);
}
.site-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 4px;
  height: 1px;
  background: var(--color-accent);
  transition: right 0.3s ease;
}
.site-nav a:hover { color: var(--color-ink); }
.site-nav a:hover::after { right: 0; }

@media (max-width: 720px) {
  .brand-tag { display: none; }
  .header-inner { gap: var(--space-3); }
  .brand-name { font-size: 1rem; }
  .brand-mark { width: 30px; height: 30px; }
  .site-nav { gap: var(--space-3); }
  .site-nav a { font-size: 0.8125rem; padding-block: var(--space-1); }
}
@media (max-width: 460px) {
  .container { padding-inline: var(--space-4); }
  .site-nav { gap: 0.625rem; }
  .site-nav a { font-size: 0.75rem; letter-spacing: 0.01em; }
  .brand-name { font-size: 0.9375rem; }
}

/* ---------- Sections ---------- */
.section,
#top {
  scroll-margin-top: 5rem;
}
.section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  border-top: 1px solid var(--color-divider);
}
.section-archive { background: var(--color-surface-2); }
.section-collab { background: var(--color-surface); }

.eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 500;
  margin: 0 0 var(--space-5);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-xl);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 var(--space-6);
  max-width: 24ch;
  color: var(--color-ink);
}
.section-lede {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-ink-soft);
  max-width: 60ch;
  margin: var(--space-4) 0 0;
}

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
  position: relative;
  overflow: hidden;
}
.hero::before {
  /* subtle paper grain via radial gradient */
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(181, 83, 42, 0.06), transparent 45%),
    radial-gradient(circle at 92% 88%, rgba(107, 122, 79, 0.07), transparent 50%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: end;
  position: relative;
}
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; align-items: start; }
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-hero);
  line-height: 0.96;
  letter-spacing: -0.025em;
  margin: 0 0 var(--space-6);
  color: var(--color-ink);
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-accent);
}
.hero-sub {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  line-height: 1.4;
  color: var(--color-ink-soft);
  margin: 0 0 var(--space-6);
  max-width: 32ch;
}
.hero-sub .muted { color: var(--color-muted); }
.hero-lede {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-ink-soft);
  max-width: 48ch;
  margin: 0 0 var(--space-8);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Hero card */
.hero-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  padding: clamp(var(--space-6), 3vw, var(--space-10));
  position: relative;
}
.hero-card::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px;
  width: 18px; height: 18px;
  border-top: 2px solid var(--color-accent);
  border-left: 2px solid var(--color-accent);
}
.card-label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0 0 var(--space-3);
}
.card-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.25;
  margin: 0 0 var(--space-6);
  color: var(--color-ink);
  font-weight: 500;
}
.meta-list { margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.meta-list div {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: var(--space-4);
  padding-block: var(--space-2);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
}
.meta-list div:first-child { border-top: 1px solid var(--color-ink); }
.meta-list dt {
  color: var(--color-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.7rem;
  align-self: center;
}
.meta-list dd { margin: 0; color: var(--color-ink-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.btn-primary {
  background: var(--color-ink);
  color: var(--color-bg);
}
.btn-primary:hover { background: var(--color-accent); }
.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}
.btn-ghost:hover {
  background: var(--color-ink);
  color: var(--color-bg);
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
}
@media (max-width: 880px) {
  .about-grid { grid-template-columns: 1fr; }
}
.about-lead { position: sticky; top: 6rem; align-self: start; }
.about-portrait {
  margin: var(--space-10) 0 0;
  max-width: 21rem;
}
.about-portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--color-border);
  filter: saturate(0.92) contrast(0.98);
}
.about-portrait figcaption {
  margin-top: var(--space-3);
  padding-left: var(--space-4);
  border-left: 1px solid var(--color-accent);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.55;
}
.about-body p {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink-soft);
  margin: 0 0 var(--space-6);
  max-width: 60ch;
}
.about-body em {
  font-style: italic;
  color: var(--color-ink);
}
.place-photo {
  margin: var(--space-10) 0 var(--space-6);
  max-width: 60ch;
}
.place-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--color-border);
  filter: saturate(0.88) contrast(0.98);
}
.place-photo figcaption {
  margin-top: var(--space-3);
  padding-left: var(--space-4);
  border-left: 1px solid var(--color-accent);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.55;
  max-width: 42rem;
}

@media (max-width: 880px) {
  .about-lead {
    position: static;
    top: auto;
  }
  .about-portrait {
    max-width: min(100%, 22rem);
    margin: var(--space-8) 0 0;
  }
}

@media (max-width: 640px) {
  .about-grid {
    gap: var(--space-8);
  }
  .about-lead,
  .about-body,
  .place-photo {
    min-width: 0;
  }
  .about-portrait,
  .place-photo {
    width: 100%;
    max-width: 100%;
  }
  .about-portrait img,
  .place-photo img {
    height: auto;
  }
  .place-photo {
    margin: var(--space-8) 0 var(--space-5);
  }
  .about-portrait figcaption,
  .place-photo figcaption {
    padding-left: var(--space-3);
  }
}

.pillars {
  list-style: none;
  margin: var(--space-12) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8) var(--space-10);
}
@media (max-width: 720px) {
  .pillars { grid-template-columns: 1fr; }
}
.pillars li {
  border-top: 1px solid var(--color-ink);
  padding-top: var(--space-4);
}
.pillar-no {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
  font-feature-settings: 'tnum';
}
.pillars h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 var(--space-3);
  color: var(--color-ink);
}
.pillars p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
  margin: 0;
}

/* ---------- Archive ---------- */
.archive-head { margin-bottom: var(--space-12); max-width: 60ch; }

.archive-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-10);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-ink);
  border-bottom: 1px solid var(--color-divider);
}
.search-field {
  position: relative;
  flex: 1 1 18rem;
  display: flex;
  align-items: center;
}
.search-icon {
  position: absolute;
  left: var(--space-3);
  width: 18px;
  height: 18px;
  color: var(--color-muted);
  pointer-events: none;
}
#archive-search {
  width: 100%;
  border: none;
  background: transparent;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-10);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-divider);
  transition: border-color 0.2s ease;
}
#archive-search:focus {
  outline: none;
  border-bottom-color: var(--color-accent);
}
#archive-search::placeholder { color: var(--color-faint); }

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.chip {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  font-size: 0.8125rem;
  padding: 0.4rem 0.875rem;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: all 0.2s ease;
}
.chip:hover { border-color: var(--color-ink); color: var(--color-ink); }
.chip.is-active {
  background: var(--color-ink);
  color: var(--color-bg);
  border-color: var(--color-ink);
}

/* Entries */
.entries {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr));
  gap: var(--space-6);
}
.entry {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  padding: clamp(var(--space-5), 2.5vw, var(--space-8));
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.entry:hover {
  border-color: var(--color-ink);
  transform: translateY(-2px);
}
.entry-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}
.entry-type {
  font-weight: 500;
}
.entry-type.is-journal { color: var(--color-moss); }
.entry-type.is-fragment { color: var(--color-accent); }
.entry-type.is-resource { color: #6b5a3e; }

.entry-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.25;
  margin: 0 0 var(--space-3);
  color: var(--color-ink);
}
.entry-excerpt {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-ink-soft);
  margin: 0 0 var(--space-5);
  flex-grow: 1;
}
.entry-tags {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: var(--space-2);
}
.entry-tags li {
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  padding: 2px 8px;
  border: 1px solid var(--color-divider);
}

.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-4);
  color: var(--color-muted);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-lg);
}

/* ---------- Collaboration ---------- */
.collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
}
@media (max-width: 880px) {
  .collab-grid { grid-template-columns: 1fr; }
}
.collab-lead p {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-ink-soft);
  max-width: 38ch;
}
.collab-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}
@media (max-width: 640px) {
  .collab-cards { grid-template-columns: 1fr; }
}
.collab-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  padding: var(--space-8);
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.collab-card:hover {
  border-color: var(--color-ink);
  transform: translateY(-2px);
}
.card-no {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--color-accent);
  margin: 0 0 var(--space-4);
}
.collab-card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  margin: 0 0 var(--space-3);
  color: var(--color-ink);
}
.collab-card p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
  margin: 0;
}

/* ---------- Contact ---------- */
.section-contact {
  background: var(--color-ink);
  color: var(--color-surface-2);
}
.section-contact .eyebrow { color: var(--color-accent-soft); }
.section-contact .section-title,
.section-contact .contact-title {
  color: var(--color-surface-2);
}
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: center;
}
@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.contact-lede {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: #d9d2c5;
  max-width: 45ch;
  margin: 0;
}
.contact-card {
  background: transparent;
  border: 1px solid rgba(248, 244, 234, 0.18);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
}
.contact-card .card-label {
  color: var(--color-accent-soft);
}
.contact-email {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1rem + 2vw, 2.25rem);
  font-weight: 500;
  color: var(--color-surface-2);
  text-decoration: none;
  margin: 0 0 var(--space-6);
  letter-spacing: -0.01em;
  border-bottom: 1px solid rgba(248, 244, 234, 0.25);
  padding-bottom: var(--space-4);
  transition: border-color 0.25s ease, color 0.25s ease;
}
.contact-email:hover {
  color: var(--color-accent-soft);
  border-bottom-color: var(--color-accent-soft);
}
.contact-note {
  font-size: var(--text-sm);
  color: #aaa496;
  margin: 0 0 var(--space-6);
  line-height: 1.6;
}
.section-contact .btn-primary {
  background: var(--color-accent);
  color: var(--color-surface-2);
}
.section-contact .btn-primary:hover { background: var(--color-accent-hover); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-8);
  align-items: start;
}
@media (max-width: 720px) {
  .footer-inner { grid-template-columns: 1fr; }
}
.footer-brand {
  display: flex; gap: var(--space-3); align-items: center;
}
.footer-brand .brand-mark { color: var(--color-accent); width: 36px; height: 36px; }
.footer-name {
  font-family: var(--font-display);
  font-weight: 500;
  margin: 0;
  font-size: 1.125rem;
}
.footer-tag {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}
.footer-nav {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  font-size: var(--text-sm);
}
.footer-nav a {
  color: var(--color-ink-soft);
  text-decoration: none;
}
.footer-nav a:hover { color: var(--color-accent); }
.footer-meta {
  grid-column: 1 / -1;
  font-size: 0.75rem;
  color: var(--color-muted);
  margin: var(--space-6) 0 0;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  max-width: 60ch;
}