/* =========================================================
   Next Level Design -- Layout & Component Styles
   Editorial / Refined-Tech. Tokens in theme.css.
   ========================================================= */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, p, ul, figure { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.6;
  background: var(--color-paper);
  color: var(--color-text-on-paper);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

/* ---------- Color zones ---------- */
.zone-ink   { background: var(--color-ink);   color: var(--color-text-on-ink); }
.zone-paper { background: var(--color-paper); color: var(--color-text-on-paper); }
.zone-accent{ background: var(--color-accent);color: var(--color-ink); }

.zone-ink   .hairline { border-color: var(--color-line-on-ink); }
.zone-paper .hairline,
.zone-accent .hairline { border-color: var(--color-line-on-paper); }

/* ---------- Layout helpers ---------- */
.container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}
section, .footer {
  padding: var(--space-3xl) 0;
}
@media (min-width: 1024px) {
  section, .footer { padding: var(--space-4xl) 0; }
}

.section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}
.zone-accent .section-label { color: var(--color-ink); }

.section-heading {
  font-size: var(--text-h2);
  max-width: 14ch;
  margin-bottom: var(--space-xl);
}

.lede {
  font-size: var(--text-lead);
  max-width: 38ch;
  color: var(--color-text-muted);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out), border-color 0.2s var(--ease-out), opacity 0.2s var(--ease-out);
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-ink);
}
.btn-primary:hover { opacity: 0.85; }
.btn-secondary {
  background: transparent;
  border-color: currentColor;
  color: inherit;
}
.btn-secondary:hover { background: rgba(245, 243, 237, 0.08); }
.zone-paper .btn-secondary:hover,
.zone-accent .btn-secondary:hover { background: rgba(19, 21, 26, 0.06); }
.zone-accent .btn-primary {
  background: var(--color-ink);
  color: var(--color-text-on-ink);
}
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* =========================================================
   Header / Nav
   ========================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(19, 21, 26, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line-on-ink);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  color: var(--color-text-on-ink);
}
.brand img { width: 44px; height: 44px; }
@media (min-width: 640px) {
  .brand { font-size: 1.875rem; }
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-xl);
  font-size: 0.9375rem;
  color: var(--color-text-on-ink);
}
.nav-links a {
  position: relative;
  padding: 4px 0;
  transition: color 0.2s var(--ease-out);
}
.nav-links a:hover,
.nav-links a.is-active { color: var(--color-accent); }
.nav-cta { display: none; }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  background: transparent;
  border: 1px solid var(--color-line-on-ink);
  border-radius: 2px;
  color: var(--color-text-on-ink);
  cursor: pointer;
}
.nav-toggle svg { width: 18px; height: 18px; }

.mobile-menu {
  position: fixed;
  inset: var(--nav-height) 0 0 0;
  z-index: 99;
  background: var(--color-ink);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-2xl) var(--space-lg);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out), visibility 0.25s;
}
.mobile-menu.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-text-on-ink);
}
.mobile-menu a.is-active { color: var(--color-accent); }
.mobile-menu .btn { align-self: flex-start; margin-top: var(--space-md); }

@media (min-width: 1024px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle, .mobile-menu { display: none; }
}

/* =========================================================
   Hero + Credibility
   ========================================================= */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--nav-height) + var(--space-3xl));
}
.hero-graphic {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-wide);
  text-align: center;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}
.hero h1 {
  font-size: var(--text-hero);
  max-width: 16ch;
  margin-bottom: var(--space-lg);
}
.hero h1 em {
  font-style: italic;
  color: var(--color-accent);
}
.hero .lede {
  margin: 0 auto var(--space-xl);
  text-align: center;
}
.hero .btn-group { justify-content: center; }

.proof-strip {
  width: 100%;
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-line-on-ink);
  display: grid;
  gap: var(--space-2xl);
  text-align: left;
}
.proof-item .proof-index {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}
.proof-item h3 {
  font-size: var(--text-h3);
  margin-bottom: var(--space-xs);
}
.proof-item p {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  max-width: 32ch;
}
.proof-item a {
  color: var(--color-text-on-ink);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 3px;
}
.proof-item a:hover { color: var(--color-accent); }
@media (min-width: 860px) {
  .proof-strip { grid-template-columns: repeat(3, 1fr); }
}

/* =========================================================
   Services -- numbered editorial index
   ========================================================= */
.services-list {
  border-top: 1px solid var(--color-line-on-paper);
}
.service-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--space-lg);
  align-items: baseline;
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-line-on-paper);
  transition: background-color 0.25s var(--ease-out);
}
.service-row:hover {
  background-color: rgba(19, 21, 26, 0.03);
}
.service-row .numeral {
  font-family: var(--font-display);
  font-size: var(--text-numeral);
  font-weight: 600;
  line-height: 1;
  color: var(--color-line-on-paper);
  transition: color 0.25s var(--ease-out);
}
.service-row:hover .numeral {
  color: var(--color-accent);
}
.service-row h3 {
  font-size: var(--text-h3);
  margin-bottom: var(--space-xs);
}
.service-row p {
  color: color-mix(in srgb, var(--color-text-muted) 70%, var(--color-text-on-paper) 30%);
  max-width: 48ch;
}
.service-row .content {
  transition: transform 0.25s var(--ease-out);
}
.service-row:hover .content {
  transform: translateX(6px);
}
.service-row.is-primary .numeral,
.service-row.is-primary h3 {
  color: var(--color-accent);
}
@media (min-width: 640px) {
  .service-row { grid-template-columns: 7rem 1fr; align-items: center; }
  .service-row .content { display: flex; align-items: baseline; gap: var(--space-2xl); }
  .service-row h3 { flex: 0 0 14rem; }
}

/* =========================================================
   Work -- AZQ case study, split layout
   ========================================================= */
.work-grid {
  display: grid;
  gap: var(--space-2xl);
}
.work-copy .section-label { margin-bottom: var(--space-sm); }
.work-copy h2 {
  font-size: var(--text-h2);
  margin-bottom: var(--space-md);
}
.work-copy .lede { color: var(--color-text-muted); margin-bottom: var(--space-lg); }

.work-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}
.work-flow li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.work-flow li.is-automated {
  color: var(--color-accent);
}
.work-flow li:not(:last-child)::after {
  content: '→';
  color: var(--color-line-on-ink);
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}
.work-tags li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--color-line-on-ink);
  border-radius: 2px;
  color: var(--color-text-muted);
}
.work-tags li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
}

.work-outcomes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm) var(--space-xl);
}
.work-outcomes li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-small);
}
.work-outcomes li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.work-proof {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-md);
  margin-top: var(--space-lg);
}
.work-proof strong {
  color: var(--color-text-on-ink);
  font-weight: 700;
}

/* Generic browser-frame mockup (no real AZQ screenshot/secrets) */
.mockup {
  border: 1px solid var(--color-line-on-ink);
  border-radius: 4px;
  overflow: hidden;
  background: var(--color-paper);
  color: var(--color-text-on-paper);
}
.mockup-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-line-on-ink);
}
.mockup-bar span {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--color-text-muted);
  display: inline-block;
}
.mockup-body { padding: var(--space-xl); }
.mockup-steps {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: var(--space-xl);
}
.mockup-steps span {
  flex: 1;
  height: 4px;
  background: var(--color-line-on-paper);
  border-radius: 2px;
}
.mockup-steps span.is-active { background: var(--color-accent); }
.mockup-field { margin-bottom: var(--space-md); }
.mockup-field .label {
  display: block;
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}
.mockup-field .bar {
  height: 38px;
  border: 1px solid var(--color-line-on-paper);
  border-radius: 2px;
  background: #fff;
}
.mockup-field .bar.short { width: 60%; }
.mockup-cta {
  margin-top: var(--space-lg);
  display: inline-block;
  padding: 10px 24px;
  background: var(--color-accent);
  color: var(--color-ink);
  border-radius: 2px;
  font-size: var(--text-small);
  font-weight: 600;
}

/* Second mockup -- generated brief output */
.work-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.mockup-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.work-flow-arrow {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-left: var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.work-flow-arrow svg { flex-shrink: 0; }
.output-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.output-header strong {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 700;
}
.output-badge {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  padding: 4px 10px;
  border-radius: 2px;
}
.output-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-line-on-paper);
  font-size: var(--text-small);
}
.output-row:last-child { border-bottom: none; }
.output-row span:first-child { color: var(--color-text-muted); }
.output-row span:last-child { font-weight: 600; text-align: right; }

@media (min-width: 1024px) {
  .work-grid { grid-template-columns: 1fr 1.6fr; align-items: center; gap: var(--space-3xl); }
}

/* =========================================================
   Portfolio -- grid
   ========================================================= */
.portfolio-grid {
  display: grid;
  gap: var(--space-lg);
}
.portfolio-card {
  border: 1px solid var(--color-line-on-paper);
  border-radius: 4px;
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.portfolio-card h3 { font-size: var(--text-h3); }
.portfolio-card p { color: var(--color-text-muted); }
.portfolio-card .tag {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-on-paper);
  margin-top: var(--space-sm);
  transition: color 0.2s var(--ease-out);
}
.card-link:hover { color: var(--color-accent); }
.card-link span {
  display: inline-block;
  transition: transform 0.2s var(--ease-out);
}
.card-link:hover span { transform: translateX(4px); }
.card-visual {
  margin: calc(var(--space-xl) * -1) calc(var(--space-xl) * -1) var(--space-sm);
  height: 140px;
  background: var(--color-ink);
  border-radius: 4px 4px 0 0;
  overflow: hidden;
}
.card-visual svg { width: 100%; height: 100%; }
.portfolio-card.is-placeholder {
  border-style: dashed;
  color: var(--color-text-muted);
}
.portfolio-card.is-placeholder h3 { color: var(--color-text-muted); }
.portfolio-card.is-placeholder .card-visual {
  margin: 0 0 var(--space-sm);
  background: transparent;
  border: 1px dashed var(--color-line-on-paper);
  border-radius: 4px;
}
@media (min-width: 860px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}

/* =========================================================
   About -- asymmetric
   ========================================================= */
.about-grid {
  display: grid;
  gap: var(--space-2xl);
}
.about-quote {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  line-height: 1.15;
  max-width: 18ch;
}
.about-quote .accent { color: var(--color-accent); }
.about-body p { margin-bottom: var(--space-lg); color: var(--color-text-muted); }
.about-body p.standout {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  color: var(--color-text-on-ink);
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
}
@media (min-width: 1024px) {
  .about-grid { grid-template-columns: 1fr 1.2fr; gap: var(--space-3xl); }
}

/* =========================================================
   Process -- steps
   ========================================================= */
.process-steps {
  display: grid;
  gap: var(--space-2xl);
}
.process-step .numeral {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  display: block;
}
.process-step h3 { font-size: var(--text-h3); margin-bottom: var(--space-xs); }
.process-step p { color: var(--color-text-muted); }
.process-step.is-emphasized h3 { color: var(--color-accent); }
@media (min-width: 860px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--color-line-on-paper);
    padding-top: var(--space-2xl);
  }
}

/* =========================================================
   Contact / CTA band
   ========================================================= */
.contact {
  text-align: left;
}
.contact-grid {
  display: grid;
  gap: var(--space-2xl);
}
.contact-copy {
  text-align: left;
}
.contact-copy h2 {
  font-size: var(--text-hero);
  max-width: 14ch;
  margin-bottom: var(--space-lg);
}
.contact-copy .lede {
  color: var(--color-ink);
  opacity: 0.7;
  max-width: 40ch;
  margin-bottom: var(--space-xl);
  text-align: left;
}
.contact-card {
  position: relative;
  overflow: hidden;
  background: var(--color-ink);
  color: var(--color-text-on-ink);
  border-radius: 4px;
  border: 1px solid transparent;
  padding: var(--space-xl);
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: transform 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}
.contact-card:hover,
.contact-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}
.contact-card-graphic {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}
.contact-card-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  position: relative;
}
.contact-email {
  position: relative;
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 700;
  color: var(--color-text-on-ink);
  word-break: break-all;
  transition: color 0.25s var(--ease-out);
}
.contact-card:hover .contact-email,
.contact-card:focus-visible .contact-email {
  color: var(--color-accent);
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1.3fr 1fr;
    align-items: center;
    gap: var(--space-3xl);
  }
}

/* =========================================================
   Footer
   ========================================================= */
.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-line-on-ink);
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  font-size: var(--text-small);
}
.footer-nav a:hover { color: var(--color-accent); }
.footer-social a {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  letter-spacing: 0.05em;
}
.footer-social a:hover { color: var(--color-accent); }
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-top: var(--space-lg);
  font-size: var(--text-small);
  color: var(--color-text-muted);
}
@media (min-width: 860px) {
  .footer-top { flex-direction: row; align-items: center; justify-content: space-between; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}

/* =========================================================
   404 Page
   ========================================================= */
.notfound {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-3xl);
}
.notfound-code {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-hero);
  line-height: 1;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}
.notfound h1 { font-size: var(--text-h2); margin-bottom: var(--space-lg); }
.notfound h1 em { font-style: italic; color: var(--color-accent); }
.notfound .lede { margin: 0 auto var(--space-xl); }
.notfound .btn-group { justify-content: center; }

/* =========================================================
   Scroll-reveal (restrained -- see js/animations.js)
   ========================================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}