/* ═══════════════════════════════════════
   WORKFLOWS CONSULTING — Component Styles
   Light theme, Hairline Variant II
   ═══════════════════════════════════════ */

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: center;
  padding: 0 var(--grid-margin);
  background: rgba(255,255,255,0.85);
  border-bottom: var(--border-hairline-w) solid var(--border-hairline);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.nav-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-normal);
  color: var(--text-primary);
}
.nav-logo .nav-logo-mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-left: var(--sp-8);
  padding-left: var(--sp-8);
  border-left: var(--border-hairline-w) solid var(--border-divider);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-32);
}
.nav-link {
  font-size: var(--text-small-size);
  font-weight: var(--weight-regular);
  color: var(--text-secondary);
  letter-spacing: var(--tracking-normal);
  transition: color var(--dur-base) var(--ease);
}
.nav-link:hover { color: var(--text-primary); }
.nav-right {
  display: flex;
  align-items: center;
  gap: var(--sp-20);
}
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-4);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-quiet);
}
.lang-switch button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  color: var(--text-quiet);
  transition: color var(--dur-base) var(--ease);
}
.lang-switch button:hover { color: var(--text-primary); }
.lang-switch button.active { color: var(--text-primary); }
.lang-switch .sep { color: var(--text-quiet); user-select: none; }
.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--sp-8);
  color: var(--text-primary);
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--surface-primary);
    border-bottom: var(--border-hairline-w) solid var(--border-hairline);
    padding: var(--sp-24) var(--sp-24);
    gap: var(--sp-20);
    align-items: flex-start;
    z-index: 99;
  }
  .nav-mobile-toggle { display: flex; }
  .nav-right .btn { display: none; }
}

/* ── HERO ── */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 64px var(--grid-margin) 0;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  padding: var(--sp-128) 0 var(--sp-96);
}
.hero-eyebrow {
  margin-bottom: var(--sp-32);
}
.hero-headline {
  max-width: 820px;
  margin-bottom: var(--sp-32);
}
.hero-lede {
  max-width: 580px;
  color: var(--text-secondary);
  margin-bottom: var(--sp-48);
}
.hero-ctas {
  display: flex;
  align-items: center;
  gap: var(--sp-24);
  flex-wrap: wrap;
}
/* Hairline grid pattern background, sutil */
.hero-bg-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  user-select: none;
  z-index: 1;
  background-image:
    linear-gradient(to right, var(--border-hairline) 0.5px, transparent 0.5px),
    linear-gradient(to bottom, var(--border-hairline) 0.5px, transparent 0.5px);
  background-size: 80px 80px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse at top right, rgba(0,0,0,0.6), transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at top right, rgba(0,0,0,0.6), transparent 70%);
}
@media (max-width: 768px) {
  .hero-content { padding: var(--sp-80) 0 var(--sp-64); }
  .hero-bg-grid { background-size: 60px 60px; }
}

/* ── FEATURES (What we do) ── */
.features {
  padding: var(--sp-128) var(--grid-margin);
  border-top: var(--border-hairline-w) solid var(--border-hairline);
}
.features-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.features-header {
  margin-bottom: var(--sp-80);
}
.feature-number {
  font-family: var(--font-mono);
  font-size: var(--text-micro-size);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--text-quiet);
  margin-bottom: var(--sp-24);
}
.feature-title {
  margin-bottom: var(--sp-12);
  color: var(--text-primary);
}
.feature-body {
  color: var(--text-secondary);
  font-size: var(--text-body-size);
  line-height: var(--text-body-lh);
}

/* 2x2 grid */
.grid-2x2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-hairline);
  border: 0.5px solid var(--border-hairline);
}
.grid-2x2 > .cell {
  background: var(--surface-primary);
  padding: var(--sp-40);
}
@media (max-width: 768px) {
  .grid-2x2 { grid-template-columns: 1fr; }
}

/* 3-col approach */
.grid-3col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border-hairline);
  border: 0.5px solid var(--border-hairline);
}
.grid-3col > .cell {
  background: var(--surface-primary);
  padding: var(--sp-32) var(--sp-28, 28px);
}
.grid-3col h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--sp-12);
}
.grid-3col p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}
@media (max-width: 768px) {
  .grid-3col { grid-template-columns: 1fr; }
}

/* ── ENGAGEMENTS / PORTFOLIO ── */
.engagements {
  padding: var(--sp-128) var(--grid-margin);
  border-top: var(--border-hairline-w) solid var(--border-hairline);
}
.engagements-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.engagements-header { margin-bottom: var(--sp-64); }

.eng-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border-hairline);
  border: 0.5px solid var(--border-hairline);
}
.eng-card {
  background: var(--surface-primary);
  padding: var(--sp-40);
  display: flex;
  flex-direction: column;
  gap: var(--sp-16);
  transition: background var(--dur-base) var(--ease);
}
.eng-card:hover { background: var(--surface-secondary); }
.eng-card.muted { background: var(--surface-secondary); opacity: 0.85; }
.eng-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-16);
}
.eng-card-industry {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--text-quiet);
}
.eng-card-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-tertiary);
  background: var(--surface-elevated);
  border: 0.5px solid var(--border-divider);
  padding: 3px 10px;
}
.eng-card-tag.live {
  color: #1A7F4F;
  background: rgba(26,127,79,0.06);
  border-color: rgba(26,127,79,0.25);
}
.eng-card-tag.portfolio {
  color: var(--text-primary);
  background: var(--surface-elevated);
  border-color: var(--border-divider);
}
.eng-card-title {
  font-size: 22px;
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-normal);
  color: var(--text-primary);
  margin: 0;
}
.eng-card-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}
.eng-card-foot {
  margin-top: auto;
  padding-top: var(--sp-12);
}
.eng-card-link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-tertiary);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  transition: color var(--dur-base) var(--ease);
}
.eng-card-link:hover { color: var(--text-primary); }
@media (max-width: 768px) {
  .eng-grid { grid-template-columns: 1fr; }
}

/* ── CONTACT ── */
.contact {
  padding: var(--sp-128) var(--grid-margin);
  border-top: var(--border-hairline-w) solid var(--border-hairline);
  background: var(--surface-secondary);
}
.contact-inner {
  max-width: 860px;
  margin: 0 auto;
}
.contact-eyebrow { margin-bottom: var(--sp-20); }
.contact-headline {
  max-width: 640px;
  margin-bottom: var(--sp-24);
}
.contact-lede {
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: var(--sp-40);
}
.contact-email {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: var(--tracking-normal);
  color: var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
  padding-bottom: 4px;
  display: inline-block;
}

/* ── FOOTER ── */
.footer {
  padding: var(--sp-64) var(--grid-margin);
  border-top: var(--border-hairline-w) solid var(--border-hairline);
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-48);
  padding-bottom: var(--sp-48);
}
.footer-brand {}
.footer-wordmark {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-normal);
  color: var(--text-primary);
}
.footer-tagline {
  margin-top: var(--sp-16);
  font-size: var(--text-small-size);
  color: var(--text-quiet);
  max-width: 280px;
  line-height: 1.5;
}
.footer-col-title {
  font-family: var(--font-mono);
  font-size: var(--text-micro-size);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--text-quiet);
  margin-bottom: var(--sp-20);
}
.footer-links { display: flex; flex-direction: column; gap: var(--sp-12); }
.footer-link {
  font-size: var(--text-small-size);
  color: var(--text-tertiary);
  transition: color var(--dur-base) var(--ease);
}
.footer-link:hover { color: var(--text-primary); }
.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: var(--sp-24);
  border-top: var(--border-hairline-w) solid var(--border-hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-16);
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: var(--text-micro-size);
  letter-spacing: var(--tracking-wide);
  color: var(--text-quiet);
}
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; }
}