/* ==========================================================
   North Star Roofing Systems — Paul Cadena
   Visual identity: industrial documentary, structured grid,
   restrained palette of slate, paper-cream, and ember amber.
   ========================================================== */

: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(3rem, 0.5rem + 7vw, 7.5rem);

  /* Spacing — 4px base */
  --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;

  /* Color — Industrial Document palette */
  --color-bg:           #f4f1ea;   /* warm paper cream */
  --color-surface:      #faf7f0;
  --color-surface-2:    #ebe6db;
  --color-ink:          #1d2228;   /* near-black slate */
  --color-ink-2:        #2a3138;
  --color-text:         #1d2228;
  --color-text-muted:   #5b6168;
  --color-text-faint:   #9a9a92;
  --color-rule:         #cdc7ba;
  --color-rule-strong:  #8a8576;
  --color-accent:       #c75c1e;   /* ember amber */
  --color-accent-deep:  #8b3d10;
  --color-accent-tint:  #f1d9c4;

  --shadow-card: 0 1px 0 rgba(29,34,40,0.06), 0 6px 24px -8px rgba(29,34,40,0.12);

  --max-w: 1200px;
  --max-w-prose: 65ch;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg:           #14171b;
    --color-surface:      #1c2025;
    --color-surface-2:    #262b31;
    --color-ink:          #f1ece1;
    --color-ink-2:        #d8d2c4;
    --color-text:         #ebe6da;
    --color-text-muted:   #9aa0a8;
    --color-text-faint:   #5b616a;
    --color-rule:         #2e333a;
    --color-rule-strong:  #4b5159;
    --color-accent:       #e6803b;
    --color-accent-deep:  #b35920;
    --color-accent-tint:  #3a2718;
    --shadow-card: 0 1px 0 rgba(0,0,0,0.4), 0 6px 24px -8px rgba(0,0,0,0.5);
  }
}
[data-theme="dark"] {
  --color-bg:           #14171b;
  --color-surface:      #1c2025;
  --color-surface-2:    #262b31;
  --color-ink:          #f1ece1;
  --color-ink-2:        #d8d2c4;
  --color-text:         #ebe6da;
  --color-text-muted:   #9aa0a8;
  --color-text-faint:   #5b616a;
  --color-rule:         #2e333a;
  --color-rule-strong:  #4b5159;
  --color-accent:       #e6803b;
  --color-accent-deep:  #b35920;
  --color-accent-tint:  #3a2718;
  --shadow-card: 0 1px 0 rgba(0,0,0,0.4), 0 6px 24px -8px rgba(0,0,0,0.5);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; cursor: pointer; }
a { color: inherit; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: var(--text-base);
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
  color: var(--color-ink);
  font-variation-settings: "SOFT" 30, "WONK" 0, "opsz" 144;
}
h1 { font-size: var(--text-hero); }
h2 { font-size: var(--text-2xl); letter-spacing: -0.025em; }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); font-family: 'Inter', sans-serif; font-weight: 600; letter-spacing: -0.01em; }
p  { margin: 0; }

.eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-accent-deep);
  font-weight: 500;
}
[data-theme="dark"] .eyebrow { color: var(--color-accent); }

.lede { font-size: var(--text-lg); color: var(--color-text-muted); line-height: 1.5; max-width: 60ch; }

a.link {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-color: var(--color-rule);
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  transition: text-decoration-color 200ms var(--ease-out), color 200ms var(--ease-out);
}
a.link:hover { text-decoration-color: var(--color-accent); color: var(--color-accent-deep); }
[data-theme="dark"] a.link:hover { color: var(--color-accent); }

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

section { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }
.section-narrow { padding-block: clamp(var(--space-12), 7vw, var(--space-24)); }

.grid-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--space-6); }

/* ============== HEADER ============== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms var(--ease-out), background-color 200ms var(--ease-out);
}
.site-header.is-scrolled { border-bottom-color: var(--color-rule); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-ink);
}
.brand .mark { width: 32px; height: 32px; color: var(--color-ink); }
.brand-logo-lockup {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.brand-logo {
  width: clamp(128px, 15vw, 188px);
  height: auto;
  display: block;
  mix-blend-mode: multiply;
}
[data-theme="dark"] .brand-logo {
  mix-blend-mode: normal;
  filter: brightness(1.08) contrast(1.02);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name { font-family: 'Fraunces', serif; font-weight: 600; font-size: clamp(1.05rem, 1vw + 0.8rem, 1.45rem); letter-spacing: -0.02em; }
.brand-sub  { font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); margin-top: 2px; }
@media (max-width: 560px) {
  .brand-logo { width: 108px; }
  .brand-name { font-size: 0.95rem; }
  .brand-sub { font-size: 0.56rem; letter-spacing: 0.1em; }
}

.nav { display: flex; align-items: center; gap: var(--space-1); }
.nav a {
  text-decoration: none;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: 6px;
  transition: color 180ms var(--ease-out), background-color 180ms var(--ease-out);
}
.nav a:hover { color: var(--color-ink); background: var(--color-surface-2); }
.theme-toggle {
  background: transparent;
  border: 1px solid var(--color-rule);
  border-radius: 999px;
  width: 36px; height: 36px;
  display: inline-grid; place-items: center;
  color: var(--color-text-muted);
  transition: color 180ms, border-color 180ms, background-color 180ms;
}
.theme-toggle:hover { color: var(--color-ink); border-color: var(--color-rule-strong); background: var(--color-surface-2); }

@media (max-width: 760px) {
  .nav .nav-link { display: none; }
}

/* ============== HERO ============== */
.hero {
  position: relative;
  padding-top: clamp(var(--space-16), 8vw, var(--space-24));
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-20));
  overflow: hidden;
  border-bottom: 1px solid var(--color-rule);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: end;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: var(--space-10); } }

.hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}
.hero-meta .dot { width: 6px; height: 6px; background: var(--color-accent); border-radius: 50%; flex: none; box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 20%, transparent); }

.hero h1 {
  font-size: clamp(2.25rem, 1rem + 4.2vw, 4.75rem);
  line-height: 1.08;
  letter-spacing: -0.018em;
  font-weight: 500;
  max-width: 14ch;
}
.hero h1 .accent { color: var(--color-accent-deep); font-style: italic; font-weight: 400; letter-spacing: 0; }
[data-theme="dark"] .hero h1 .accent { color: var(--color-accent); }

.hero-name {
  margin-top: var(--space-5);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-ink);
  font-weight: 500;
  display: inline-block;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-rule-strong);
  border-radius: 2px;
  background: var(--color-surface);
}

.hero-sub {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 38ch;
  line-height: 1.4;
}

.hero-stats {
  margin-top: var(--space-6);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  border-top: 1px solid var(--color-rule);
  padding-top: var(--space-4);
}
.hero-stat .num { font-family: 'Inter', sans-serif; font-size: var(--text-sm); font-weight: 700; color: var(--color-ink); letter-spacing: 0.02em; text-transform: uppercase; line-height: 1.25; }
.hero-stat .label { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.14em; color: var(--color-text-muted); margin-top: var(--space-1); }

.hero-image {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: 2px;
  overflow: hidden;
  background: var(--color-surface-2);
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.95) contrast(1.02); }
.hero-image::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(20,23,27,0.35));
  pointer-events: none;
}
.hero-caption {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(244,241,234,0.9);
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
}

/* ============== SECTION HEADERS ============== */
.section-header { display: grid; grid-template-columns: auto 1fr; gap: var(--space-6); align-items: baseline; margin-bottom: clamp(var(--space-8), 4vw, var(--space-12)); }
.section-header .index { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); letter-spacing: 0.18em; color: var(--color-accent-deep); text-transform: uppercase; padding-top: var(--space-3); }
[data-theme="dark"] .section-header .index { color: var(--color-accent); }
.section-header h2 { max-width: 22ch; }

.section-rule { height: 1px; background: var(--color-rule); width: 100%; margin: 0 auto; max-width: var(--max-w); }

/* ============== ESTIMATING ============== */
.expertise {
  background: var(--color-surface);
}
.expertise-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: start;
}
@media (max-width: 900px) { .expertise-grid { grid-template-columns: 1fr; } }

.expertise-copy p + p { margin-top: var(--space-5); }
.expertise-copy p { color: var(--color-text); max-width: 60ch; }

.capabilities {
  margin-top: var(--space-10);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--color-rule);
  border-left: 1px solid var(--color-rule);
}
.cap {
  padding: var(--space-6) var(--space-5);
  border-right: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
}
.cap .cap-num { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); color: var(--color-text-muted); letter-spacing: 0.14em; }
.cap h4 { margin-top: var(--space-3); font-size: var(--text-base); font-weight: 600; }
.cap p { margin-top: var(--space-2); color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.5; }

.expertise-side {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.expertise-img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--color-rule);
}
.expertise-img img { width: 100%; height: 100%; object-fit: cover; }

.callout {
  border-left: 3px solid var(--color-accent);
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface-2);
}
.callout .label { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-accent-deep); }
[data-theme="dark"] .callout .label { color: var(--color-accent); }
.callout p { margin-top: var(--space-2); font-family: 'Fraunces', serif; font-size: var(--text-lg); line-height: 1.4; color: var(--color-ink); font-weight: 400; }

/* ============== ARTICLES / RESOURCES ============== */
.resources { background: var(--color-bg); }

.articles {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-8) var(--space-6);
}
.article {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-rule);
  transition: transform 250ms var(--ease-out), box-shadow 250ms var(--ease-out), border-color 250ms var(--ease-out);
}
.article:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); border-color: var(--color-rule-strong); }
.article-feature { grid-column: span 8; flex-direction: row; }
.article-feature .article-image { aspect-ratio: 4/3; flex: 1.1; }
.article-feature .article-body { flex: 1; }
@media (max-width: 900px) {
  .article, .article-feature { grid-column: span 12; flex-direction: column; }
  .article-feature .article-image { aspect-ratio: 16/9; }
}
.article-image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-surface-2);
  position: relative;
}
.article-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-out); }
.article:hover .article-image img { transform: scale(1.03); }
.article-body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.article-meta { display: flex; gap: var(--space-3); align-items: center; font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.article-meta .tag { color: var(--color-accent-deep); }
[data-theme="dark"] .article-meta .tag { color: var(--color-accent); }
.article h3 { font-size: var(--text-lg); font-family: 'Fraunces', serif; font-weight: 500; letter-spacing: -0.02em; line-height: 1.2; }
.article-feature h3 { font-size: var(--text-xl); }
.article p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.55; }
.article-cta { margin-top: auto; padding-top: var(--space-3); font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-ink); }
.article-cta::after { content: " →"; color: var(--color-accent); }

/* ============== LESSONS ============== */
.lessons {
  background: var(--color-ink);
  color: var(--color-bg);
}
.lessons h2 { color: var(--color-bg); }
.lessons .eyebrow, .lessons .section-header .index { color: var(--color-accent); }
.lessons p { color: rgba(244,241,234,0.78); }
.lessons .section-rule { background: rgba(244,241,234,0.12); }

.lessons-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid rgba(244,241,234,0.14);
}
.lesson {
  display: grid;
  grid-template-columns: 80px 1fr 2fr;
  gap: var(--space-8);
  padding: var(--space-8) 0;
  border-bottom: 1px solid rgba(244,241,234,0.14);
  align-items: baseline;
}
@media (max-width: 760px) {
  .lesson { grid-template-columns: 1fr; gap: var(--space-3); padding: var(--space-6) 0; }
}
.lesson .num { font-family: 'JetBrains Mono', monospace; font-size: var(--text-sm); color: var(--color-accent); letter-spacing: 0.14em; }
.lesson h3 { font-family: 'Fraunces', serif; font-size: var(--text-lg); font-weight: 500; letter-spacing: -0.02em; color: var(--color-bg); line-height: 1.25; }
.lesson p { font-size: var(--text-base); line-height: 1.55; color: rgba(244,241,234,0.78); max-width: 56ch; }

/* ============== MOTORCYCLE / LIFE ============== */
.about {
  background: var(--color-surface);
  border-top: 1px solid var(--color-rule);
}
.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: start;
}
@media (max-width: 900px) { .story-grid { grid-template-columns: 1fr; } }
.story-copy p {
  color: var(--color-text-muted);
  max-width: 68ch;
  font-size: var(--text-base);
}
.story-copy p + p { margin-top: var(--space-5); }
.story-card {
  border: 1px solid var(--color-rule);
  background: var(--color-bg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
}
.story-card .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
}
[data-theme="dark"] .story-card .label { color: var(--color-accent); }
.story-card p {
  margin-top: var(--space-4);
  font-family: 'Fraunces', serif;
  font-size: var(--text-lg);
  line-height: 1.42;
  color: var(--color-ink);
}

.clients {
  background: var(--color-bg);
}
.client-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
@media (max-width: 1000px) { .client-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .client-grid { grid-template-columns: 1fr; } }
.client-card {
  border: 1px solid var(--color-rule);
  background: var(--color-surface);
  padding: var(--space-6);
  min-height: 100%;
}
.client-card .cap-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.14em;
}
.client-card h3 {
  margin-top: var(--space-4);
  font-size: var(--text-lg);
  line-height: 1.18;
}
.client-card p {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}
.client-note {
  margin-top: var(--space-8);
  border-left: 3px solid var(--color-accent);
  background: var(--color-surface);
  padding: var(--space-6) var(--space-8);
}
.client-note p {
  color: var(--color-text);
  max-width: 78ch;
}

.life {
  position: relative;
  background: var(--color-bg);
  overflow: hidden;
}
.life-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}
@media (max-width: 900px) { .life-grid { grid-template-columns: 1fr; } }
.life-image {
  aspect-ratio: 4/5;
  overflow: hidden;
  border: 1px solid var(--color-rule);
}
.life-image img { width:100%; height: 100%; object-fit: cover; }
.life-copy h2 { max-width: 14ch; }
.life-copy p { margin-top: var(--space-5); color: var(--color-text-muted); max-width: 52ch; }
.life-quote {
  margin-top: var(--space-8);
  padding-left: var(--space-6);
  border-left: 3px solid var(--color-accent);
  font-family: 'Fraunces', serif;
  font-size: var(--text-lg);
  line-height: 1.4;
  color: var(--color-ink);
  font-style: italic;
  font-weight: 400;
}

/* ============== CONTACT ============== */
.article-page {
  background: var(--color-bg);
}
.article-shell {
  max-width: 860px;
  margin: 0 auto;
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}
.article-back {
  display: inline-flex;
  margin-bottom: var(--space-8);
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.article-back:hover { color: var(--color-accent-deep); }
.article-header .eyebrow { margin-bottom: var(--space-4); }
.article-header h1 {
  font-size: clamp(2.2rem, 1rem + 4vw, 4.75rem);
  max-width: 12ch;
}
.article-dek {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 62ch;
}
.article-meta-line {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-rule);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}
.article-hero-img {
  margin-top: var(--space-10);
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--color-rule);
}
.article-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-content {
  margin-top: var(--space-10);
  max-width: 72ch;
}
.article-content h2 {
  margin-top: var(--space-10);
  font-size: var(--text-xl);
}
.article-content p {
  margin-top: var(--space-5);
  color: var(--color-text);
}
.article-content ul {
  margin: var(--space-5) 0 0;
  padding-left: var(--space-6);
  color: var(--color-text);
}
.article-content li + li { margin-top: var(--space-3); }
.article-content strong { color: var(--color-ink); }
.article-next-step {
  margin-top: var(--space-10);
  border-left: 3px solid var(--color-accent);
  background: var(--color-surface);
  padding: var(--space-6) var(--space-8);
}
.article-next-step p {
  margin: 0;
  color: var(--color-text);
}

.contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-rule);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  align-items: start;
}
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }
.contact h2 { font-size: var(--text-2xl); max-width: 16ch; }
.contact-copy p { margin-top: var(--space-5); color: var(--color-text-muted); max-width: 50ch; }

.contact-actions {
  margin-top: var(--space-8);
  display: flex; flex-wrap: wrap; gap: var(--space-3);
}
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-3) var(--space-5);
  border-radius: 2px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color 180ms var(--ease-out), border-color 180ms var(--ease-out), color 180ms var(--ease-out), transform 180ms var(--ease-out);
}
.btn-primary { background: var(--color-ink); color: var(--color-bg); border-color: var(--color-ink); }
.btn-primary:hover { background: var(--color-accent-deep); border-color: var(--color-accent-deep); }
.btn-secondary { background: transparent; color: var(--color-ink); border-color: var(--color-rule-strong); }
.btn-secondary:hover { border-color: var(--color-ink); background: var(--color-surface-2); }
.btn .arrow { transition: transform 220ms var(--ease-out); }
.btn:hover .arrow { transform: translateX(3px); }

.contact-card {
  border: 1px solid var(--color-rule);
  background: var(--color-bg);
  padding: var(--space-8);
}
.contact-card .label { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); }
.contact-card .value { margin-top: var(--space-2); font-family: 'Fraunces', serif; font-size: var(--text-lg); font-weight: 500; color: var(--color-ink); letter-spacing: -0.01em; }
.contact-card .row + .row { margin-top: var(--space-6); padding-top: var(--space-6); border-top: 1px solid var(--color-rule); }

/* ============== FOOTER ============== */
.site-footer {
  background: var(--color-ink);
  color: rgba(244,241,234,0.7);
  padding-block: var(--space-12);
  font-size: var(--text-sm);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-8);
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); } }
.footer-brand { color: rgba(244,241,234,0.95); }
.footer-brand .brand .mark { color: var(--color-bg); }
.footer-logo {
  background: transparent;
  border-radius: 0;
  padding: 0;
  mix-blend-mode: normal;
  filter: brightness(1.15) contrast(1.05);
}
.footer-brand p { margin-top: var(--space-4); max-width: 36ch; color: rgba(244,241,234,0.65); font-size: var(--text-sm); line-height: 1.5; }
.footer-col h5 { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.18em; color: rgba(244,241,234,0.55); margin: 0 0 var(--space-4); font-weight: 500; }
.footer-col a { display: block; color: rgba(244,241,234,0.85); text-decoration: none; padding: 4px 0; transition: color 160ms; }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(244,241,234,0.1);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(244,241,234,0.5);
}

/* ============== UTILITIES & FX ============== */
.kicker-line {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}
.kicker-line::before {
  content: "";
  width: 24px; height: 1px;
  background: var(--color-rule-strong);
}

/* Fade-in on scroll — only hidden when JS has marked the document ready */
.js-ready .reveal { opacity: 0; transform: translateY(16px); transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out); }
.js-ready .reveal.is-in { opacity: 1; transform: none; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Focus */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Selection */
::selection { background: var(--color-accent); color: var(--color-bg); }