/* ===================================================
   MULJIN — AI Integration Engineering
   Main Stylesheet
   =================================================== */

/* ===== CUSTOM PROPERTIES ===== */
:root {
  /* Colours */
  --cream:        #F5EFE6;
  --cream-alt:    #EDE3D6;
  --cream-card:   #FAF6F1;
  --beige:        #D4C5B2;
  --tan:          #B8A898;
  --brown-xs:     #C4A882;
  --brown-sm:     #9B7B5E;
  --brown:        #7D6249;
  --brown-dark:   #3A2D24;
  --darkest:      #2C1F14;
  --text:         #2C1F14;
  --text-muted:   #7A6858;
  --white:        #FDFAF7;
  --border:       #D8CCBF;

  /* Typography */
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'DM Serif Display', Georgia, 'Times New Roman', serif;

  /* Spacing */
  --section-py:   96px;
  --section-py-sm: 60px;
  --container:    1160px;
  --radius:       3px;
  --radius-md:    6px;
}

/* ===== RESET ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--cream);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--text);
  font-weight: 400;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.75rem); }
h3 { font-size: 1.35rem; font-family: var(--font-body); font-weight: 600; }
h4 { font-size: 1.05rem; font-family: var(--font-body); font-weight: 600; }

p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.75;
}

p + p { margin-top: 1rem; }

/* ===== LAYOUT ===== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-py) 0;
}

.section-sm {
  padding: var(--section-py-sm) 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-header p {
  font-size: 1.05rem;
  margin-top: 16px;
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brown-sm);
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.6rem);
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 0;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all 0.18s ease;
  border: 1.5px solid transparent;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--brown);
  color: var(--white);
  border-color: var(--brown);
}

.btn-primary:hover {
  background: var(--brown-dark);
  border-color: var(--brown-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-ghost:hover {
  border-color: var(--brown);
  color: var(--brown);
}

.btn-outline {
  background: transparent;
  color: var(--brown);
  border-color: var(--brown);
}

.btn-outline:hover {
  background: var(--brown);
  color: var(--white);
}

.btn-light {
  background: var(--cream-card);
  color: var(--brown-dark);
  border-color: var(--cream-card);
}

.btn-light:hover {
  background: var(--white);
  border-color: var(--white);
}

/* ===== NAVIGATION ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 239, 230, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 12px rgba(44, 31, 20, 0.05);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 32px;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text);
  letter-spacing: -0.01em;
  font-weight: 400;
  flex-shrink: 0;
}

.logo > img{
  height: 38px;
  width: auto;
}

.logo:hover { color: var(--brown); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: flex-end;
}

.nav-links li a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: color 0.15s;
}

.nav-links li a:not(.btn):hover {
  color: var(--text);
}

.nav-links li a.active {
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: all 0.2s;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 99;
  transform: translateY(-8px);
  opacity: 0;
  transition: all 0.2s ease;
  pointer-events: none;
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav ul li a {
  display: block;
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.mobile-nav ul li:last-child a {
  border-bottom: none;
  color: var(--brown);
  font-weight: 600;
  padding-top: 16px;
}

/* ===== HERO ===== */
.hero {
  padding: 100px 0 96px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(196, 168, 130, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 760px;
}

.hero-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brown-sm);
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 24px;
}

.hero-title em {
  font-style: italic;
  color: var(--brown);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 580px;
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.hero-note {
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--tan);
}

/* ===== TRUST BAR ===== */
.trust-bar {
  padding: 28px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--cream-alt);
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--tan);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}

.trust-logos {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.trust-logo {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--cream-card);
  letter-spacing: 0.02em;
}

/* ===== TWO COLUMN ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.two-col.align-center {
  align-items: center;
}

.col-text .section-title {
  text-align: left;
  margin-bottom: 20px;
}

.col-text p {
  margin-bottom: 16px;
}

.col-text p:last-child { margin-bottom: 0; }

/* ===== FEATURE ITEMS ===== */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.feature-item {
  display: flex;
  gap: 20px;
}

.feature-icon {
  width: 36px;
  height: 36px;
  background: var(--cream-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--brown);
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-item h4 {
  margin-bottom: 4px;
}

.feature-item p {
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ===== CARDS ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-color: var(--tan);
  box-shadow: 0 4px 24px rgba(44, 31, 20, 0.06);
}

.card-number {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--brown-sm);
  margin-bottom: 20px;
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text);
}

.card p {
  font-size: 0.92rem;
  line-height: 1.65;
}

.card-link {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brown);
  letter-spacing: 0.01em;
  transition: gap 0.15s;
}

.card-link:hover {
  color: var(--brown-dark);
}

.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ===== PROCESS STEPS ===== */
.process-steps {
  display: grid;
  grid-template-columns: 1fr 32px 1fr 32px 1fr 32px 1fr;
  align-items: start;
  gap: 0;
}

.process-step {
  text-align: center;
}

.step-num {
  width: 48px;
  height: 48px;
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--brown);
  margin: 0 auto 20px;
  letter-spacing: 0.02em;
}

.process-step h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.process-step p {
  font-size: 0.88rem;
  line-height: 1.65;
}

.process-connector {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 22px;
}

.process-connector::after {
  content: '';
  display: block;
  width: 100%;
  height: 1px;
  background: var(--border);
  margin-top: 2px;
}

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

.stat {
  text-align: center;
  padding: 48px 32px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.stat:last-child { border-right: none; }

.stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--cream-card);
  line-height: 1;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 0.85rem;
  color: rgba(253, 250, 247, 0.5);
  line-height: 1.5;
  max-width: 160px;
  margin: 0 auto;
}

/* ===== INDUSTRIES ===== */
.industry-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.industry-item {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--cream-card);
  transition: all 0.15s;
}

.industry-item:hover {
  border-color: var(--brown);
  color: var(--brown);
  background: var(--cream);
}

/* ===== CTA SECTION ===== */
.cta-section-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.cta-section-inner .section-title {
  margin-bottom: 16px;
}

.cta-section-inner p {
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.cta-section-inner .btn {
  margin: 0 6px;
}

/* ===== DARK SECTION ===== */
.section-dark {
  background: var(--darkest);
  color: var(--white);
}

.section-dark .section-label { color: var(--brown-xs); }
.section-dark .section-title { color: var(--cream-card); }
.section-dark p { color: rgba(253, 250, 247, 0.6); }

/* ===== SERVICES PAGE ===== */
.service-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.service-card:last-child { border-bottom: none; }

.service-num {
  font-size: 2.5rem;
  font-family: var(--font-display);
  color: var(--beige);
  line-height: 1;
  padding-top: 4px;
}

.service-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text);
}

.service-content p {
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 5px 12px;
  background: var(--cream-alt);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
}

/* ===== TECH STACK ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}

.tech-item {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}

.tech-item span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.tech-item small {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== ENGAGEMENT MODELS ===== */
.engagement-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.engagement-card {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 32px;
}

.engagement-card.featured {
  background: var(--darkest);
  border-color: var(--darkest);
}

.engagement-card.featured h3,
.engagement-card.featured .price,
.engagement-card.featured .engagement-label {
  color: var(--cream-card);
}

.engagement-card.featured p { color: rgba(253, 250, 247, 0.55); }
.engagement-card.featured .tag { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.1); color: rgba(253,250,247,0.6); }

.engagement-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brown-sm);
  margin-bottom: 12px;
}

.engagement-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text);
  margin-bottom: 16px;
}

.engagement-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.engagement-list li {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}

.engagement-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--brown);
  font-size: 0.8rem;
}

.engagement-card.featured .engagement-list li::before { color: var(--brown-xs); }
.engagement-card.featured .engagement-list li { color: rgba(253, 250, 247, 0.55); }

/* ===== ABOUT PAGE ===== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.value-card {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
}

.value-card .value-icon {
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.value-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.value-card p {
  font-size: 0.9rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.team-avatar {
  height: 200px;
  background: var(--cream-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

.team-avatar-initials {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--tan);
}

.team-info {
  padding: 24px;
}

.team-info h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.team-info .role {
  font-size: 0.82rem;
  color: var(--brown-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
  display: block;
}

.team-info p {
  font-size: 0.87rem;
}

/* ===== CASE STUDIES ===== */
.case-study {
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}

.case-study:last-child { border-bottom: none; }

.case-study-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.case-study-meta .industry-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brown-sm);
  background: var(--cream-alt);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px;
  margin-bottom: 16px;
}

.case-study-meta h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.case-study-meta p {
  max-width: 520px;
}

.case-study-results {
  display: flex;
  gap: 32px;
  flex-shrink: 0;
}

.result-metric {
  text-align: center;
  min-width: 90px;
}

.result-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--brown);
  line-height: 1;
  margin-bottom: 6px;
}

.result-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.case-study-body {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}

.case-block {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
}

.case-block-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brown-sm);
  margin-bottom: 12px;
}

.case-block p {
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.contact-info > p {
  font-size: 1rem;
  margin-bottom: 40px;
}

.contact-detail {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  background: var(--cream-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.contact-detail h5 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-detail p {
  font-size: 0.92rem;
  color: var(--text);
}

.contact-detail a {
  font-size: 0.92rem;
  color: var(--brown);
  font-weight: 500;
}

.contact-detail a:hover { text-decoration: underline; }

.contact-form-box {
  background: var(--cream-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 44px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--text);
  transition: border-color 0.15s;
  outline: none;
}

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

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237A6858' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-submit {
  width: 100%;
  padding: 16px;
  font-size: 0.95rem;
  justify-content: center;
}

.form-note {
  margin-top: 14px;
  font-size: 0.8rem;
  text-align: center;
  color: var(--tan);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  background: none;
  border: none;
  text-align: left;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  gap: 16px;
}

.faq-icon {
  width: 24px;
  height: 24px;
  background: var(--cream-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  color: var(--brown);
  transition: transform 0.2s;
}

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

.faq-answer {
  display: none;
  padding-bottom: 24px;
}

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

.faq-answer p {
  font-size: 0.95rem;
}

/* ===== PAGE HERO ===== */
.page-hero {
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--border);
}

.page-hero .section-label { margin-bottom: 16px; }

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  max-width: 720px;
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.05rem;
  max-width: 560px;
}

/* ===== ABOUT HERO ===== */
.about-intro {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-intro blockquote {
  font-family: var(--font-display);
  font-size: 1.8rem;
  line-height: 1.4;
  color: var(--text);
  font-style: italic;
  padding-left: 28px;
  border-left: 3px solid var(--brown-xs);
  margin-bottom: 32px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--darkest);
  padding: 64px 0 0;
  color: rgba(253, 250, 247, 0.65);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer .logo {
  color: var(--cream-card);
  font-size: 1.4rem;
  margin-bottom: 16px;
  display: block;
}

.footer .logo:hover { color: var(--brown-xs); }

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(253, 250, 247, 0.45);
  max-width: 260px;
}

.footer-links h5 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-card);
  margin-bottom: 20px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links ul li a {
  font-size: 0.88rem;
  color: rgba(253, 250, 247, 0.5);
  transition: color 0.15s;
}

.footer-links ul li a:hover { color: var(--cream-card); }

.footer-cta h5 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-card);
  margin-bottom: 16px;
}

.footer-cta p {
  font-size: 0.85rem;
  color: rgba(253, 250, 247, 0.45);
  margin-bottom: 20px;
}

.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(253, 250, 247, 0.3);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.8rem;
  color: rgba(253, 250, 247, 0.3);
  transition: color 0.15s;
}

.footer-bottom-links a:hover {
  color: rgba(253, 250, 247, 0.6);
}

/* ===== DIVIDER ===== */
.divider {
  width: 48px;
  height: 2px;
  background: var(--brown-xs);
  margin: 28px 0;
}

/* ===== CHECKLIST ===== */
.checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.checklist li::before {
  content: '✓';
  color: var(--brown);
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ===== ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  :root {
    --section-py: 72px;
  }

  .process-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .process-connector {
    display: none;
  }

  .process-step {
    text-align: left;
    display: flex;
    gap: 20px;
    align-items: flex-start;
  }

  .step-num {
    margin: 0;
    flex-shrink: 0;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat:nth-child(3),
  .stat:nth-child(4) {
    border-bottom: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-study-results {
    flex-wrap: wrap;
  }

  .engagement-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-py: 56px;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-nav {
    display: block;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .cards-grid-3 {
    grid-template-columns: 1fr;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 64px 0 56px;
  }

  .hero-title {
    font-size: clamp(2.2rem, 8vw, 3rem);
  }

  .trust-bar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-form-box {
    padding: 32px 24px;
  }

  .case-study-header {
    flex-direction: column;
  }

  .case-study-results {
    gap: 24px;
  }

  .case-study-body {
    grid-template-columns: 1fr;
  }

  .about-intro {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .service-card {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-num {
    font-size: 1.5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-ctas .btn {
    text-align: center;
    justify-content: center;
  }
}