/* ============================================================
   FLW [DIGITAL] LABS — style.css
   Shared stylesheet for all pages
   ============================================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #0a0a0a;
  --bg-card:      #111111;
  --bg-card-2:    #161616;
  --border:       #1e1e1e;
  --border-mid:   #2a2a2a;
  --text:         #f0f0f0;
  --muted:        #777777;
  --muted-light:  #999999;
  --red:          #e10600;
  --red-bright:   #ff2020;
  --red-dark:     #b00000;
  --white:        #ffffff;
  --nav-h:        72px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-style: normal;
  line-height: 1.08;
  text-transform: none;
  letter-spacing: -0.025em;
}

.section-label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1.2rem;
}

.accent { color: var(--red); }

/* --- Layout --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section { padding: 100px 0; }

.section-header { margin-bottom: 3.5rem; }

.section-header h2 {
  font-size: clamp(2.4rem, 4vw, 3.5rem);
  margin-bottom: 0.8rem;
}

.section-header p {
  font-size: 0.95rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
}

/* --- Navigation --- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-style: italic;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #e8e8e8;
}
.nav-logo .accent { color: var(--red); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 8px 16px;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--white); }

.nav-cta {
  margin-left: 0.5rem;
  background: var(--red) !important;
  color: var(--white) !important;
  padding: 9px 22px !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--red-bright) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: all 0.2s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: #0d0d0d;
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
  gap: 0.25rem;
  z-index: 999;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover, .mobile-menu a.mobile-cta { color: var(--red); }

/* --- Buttons --- */
.btn-primary {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  padding: 14px 32px;
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-primary:hover { background: var(--red-bright); }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--text);
  padding: 14px 32px;
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid var(--border-mid);
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--muted); color: var(--white); }

/* --- Hero (Homepage) --- */
.hero {
  padding-top: calc(var(--nav-h) + 80px);
  padding-bottom: 100px;
  border-bottom: 1px solid var(--border);
}

.hero-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  border: 1px solid rgba(225, 6, 0, 0.4);
  padding: 6px 16px;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.8vw, 4rem);
  line-height: 0.92;
  margin-bottom: 2rem;
  max-width: 880px;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 540px;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-bullets {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.hero-bullets li {
  font-size: 0.88rem;
  color: var(--muted-light);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.hero-bullets li::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--red);
  flex-shrink: 0;
  margin-top: 0.45em;
}

/* --- Stats Bar --- */
.stats-bar {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 1rem;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 3.2rem;
  font-weight: 800;
  font-style: italic;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-number .accent { color: var(--red); }

.stat-label {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* --- Services Grid (Homepage) --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-card {
  background: var(--bg-card);
  padding: 2.5rem;
  transition: background 0.25s;
}
.service-card:hover { background: var(--bg-card-2); }

.service-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  font-style: italic;
  color: var(--red);
  letter-spacing: 0.1em;
  margin-bottom: 1.2rem;
  display: block;
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.9rem;
  color: var(--white);
}

.service-card p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.7;
}

/* --- Why Section --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.why-item {
  border-top: 2px solid var(--red);
  padding-top: 1.8rem;
}

.why-item h3 {
  font-size: 1.7rem;
  margin-bottom: 1rem;
  color: var(--white);
  line-height: 1.1;
}

.why-item p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}

/* --- Process --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.process-step { position: relative; }

.step-number {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 5.5rem;
  font-weight: 800;
  font-style: italic;
  color: var(--border-mid);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.process-step h3 {
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
  color: var(--white);
}

.process-step p {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.7;
}

/* --- Case Study Cards (Homepage) --- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2.5rem;
  transition: border-color 0.2s;
}
.case-card:hover { border-color: var(--border-mid); }

.case-tag {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1rem;
  display: block;
}

.case-card h3 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
  color: var(--white);
}

.case-card > p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1.8rem;
}

.case-stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.case-stat-val {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  font-style: italic;
  color: var(--white);
  line-height: 1;
}

.case-stat-label {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.3rem;
}

.case-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--red);
  transition: gap 0.2s;
}
.case-link:hover { gap: 0.9rem; }

/* --- CTA Section --- */
.cta-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.cta-section h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.2rem;
}

.cta-section p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 460px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* --- Footer --- */
footer {
  padding: 60px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-style: italic;
  font-size: 1.1rem;
  text-transform: uppercase;
  color: #e8e8e8;
}
.footer-logo .accent { color: var(--red); }

.footer-links {
  display: flex;
  gap: 2rem;
}
.footer-links a {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }

.footer-copy {
  font-size: 0.78rem;
  color: var(--muted);
}

/* --- Page Hero (Inner Pages) --- */
.page-hero {
  padding-top: calc(var(--nav-h) + 80px);
  padding-bottom: 80px;
  border-bottom: 1px solid var(--border);
}

.page-hero h1 {
  font-size: clamp(3rem, 6vw, 5rem);
  margin-bottom: 1.2rem;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.75;
}

/* --- Services Page Detail --- */
.services-detail-list { padding: 0 0 60px; }

.service-detail {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}
.service-detail:last-child { border-bottom: none; }

.service-detail-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 5rem;
  align-items: start;
}

.service-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 0.8rem;
  display: block;
}

.service-detail h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 0;
}

.service-detail-body p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.deliverables-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.deliverables-list li {
  font-size: 0.88rem;
  color: var(--muted-light);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
}

.deliverables-list li::before {
  content: '→';
  color: var(--red);
  font-weight: 700;
  flex-shrink: 0;
}

/* Engagement Model */
.engagement {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4rem;
  margin: 60px 0;
}

.engagement h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.engagement > p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.engagement-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.engagement-point {
  border-top: 1px solid var(--border-mid);
  padding-top: 1.5rem;
}

.engagement-point h4 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  color: var(--white);
}

.engagement-point p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.7;
}

/* --- Work Page --- */
.case-study {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}
.case-study:last-child { border-bottom: none; }

.case-study-header {
  margin-bottom: 3.5rem;
}

.case-study-header h2 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  margin-bottom: 0.5rem;
}

.case-study-header .sub {
  font-size: 0.95rem;
  color: var(--muted);
}

.case-study-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.case-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2rem;
}

.case-block h4 {
  font-size: 0.85rem;
  color: var(--red);
  margin-bottom: 1rem;
  letter-spacing: 0.08em;
}

.case-block p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.7;
}

.case-block ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.case-block ul li {
  font-size: 0.85rem;
  color: var(--muted-light);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.case-block ul li::before {
  content: '·';
  color: var(--red);
  font-weight: 700;
  flex-shrink: 0;
}

.case-metrics {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.case-metric {
  flex: 1;
  padding: 2rem;
  border-right: 1px solid var(--border);
  text-align: center;
}
.case-metric:last-child { border-right: none; }

.case-metric-val {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  font-style: italic;
  color: var(--white);
  line-height: 1;
}

.case-metric-label {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.4rem;
}

/* --- About Page --- */
.about-lead {
  padding-bottom: 80px;
  border-bottom: 1px solid var(--border);
}

.about-lead-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.about-lead h2 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  margin-bottom: 1.8rem;
}

.about-lead p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.85;
  margin-bottom: 1.2rem;
}

.about-lead p:last-child { margin-bottom: 0; }

.approach-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.approach-item {
  border-top: 1px solid var(--border-mid);
  padding-top: 1.8rem;
}

.approach-item h3 {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
  color: var(--white);
}

.approach-item p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}

.stack-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.stack-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 7px 14px;
  border: 1px solid var(--border-mid);
  color: var(--muted);
  transition: border-color 0.2s, color 0.2s;
}
.stack-tag:hover { border-color: var(--red); color: var(--white); }

/* --- Contact Page --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 7rem;
  align-items: start;
}

.contact-aside h2 {
  font-size: 2.8rem;
  margin-bottom: 1.2rem;
}

.contact-aside p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.contact-item:last-child { border-bottom: none; }

.contact-item-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red);
  min-width: 70px;
  margin-top: 0.1rem;
}

.contact-item-val {
  font-size: 0.88rem;
  color: var(--muted-light);
  line-height: 1.6;
}

.contact-item-val a { color: var(--muted-light); transition: color 0.2s; }
.contact-item-val a:hover { color: var(--white); }

/* --- Contact Form --- */
.contact-form { }

.form-group {
  margin-bottom: 1.4rem;
}

.form-group label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.55rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: 0;
  color: var(--text);
  padding: 12px 16px;
  font-family: 'Inter', sans-serif;
  font-size: 0.93rem;
  transition: border-color 0.2s;
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--red);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-group select option { background: #1a1a1a; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-note {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.8rem;
}

/* --- FAQ (Services Page) --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.faq-item {
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--border);
}

.faq-q {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  font-style: normal;
  text-transform: none;
  color: var(--white);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  user-select: none;
}

.faq-q::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--red);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item.open .faq-q::after {
  transform: rotate(45deg);
}

.faq-a {
  display: none;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.8;
  padding-top: 1rem;
  max-width: 700px;
}

.faq-item.open .faq-a { display: block; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; gap: 4rem; }
  .about-lead-inner { grid-template-columns: 1fr; gap: 3rem; }
  .service-detail-inner { grid-template-columns: 1fr; gap: 2rem; }
  .engagement-points { grid-template-columns: 1fr 1fr; }
  .case-study-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid .stat-item:nth-child(2) { border-right: none; }
  .stats-grid .stat-item:nth-child(3) { border-right: 1px solid var(--border); border-top: 1px solid var(--border); }
  .stats-grid .stat-item:nth-child(4) { border-top: 1px solid var(--border); }
}

@media (max-width: 768px) {
  section { padding: 70px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; gap: 3rem; }
  .case-grid { grid-template-columns: 1fr; }
  .case-study-grid { grid-template-columns: 1fr; }
  .case-metrics { flex-direction: column; }
  .case-metric { border-right: none; border-bottom: 1px solid var(--border); }
  .case-metric:last-child { border-bottom: none; }
  .engagement { padding: 2.5rem 2rem; }
  .engagement-points { grid-template-columns: 1fr; }
  .approach-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
  .footer-links { flex-wrap: wrap; gap: 1.2rem; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn-primary, .hero-ctas .btn-secondary { text-align: center; }
}