/* =============================================
   CSS CUSTOM PROPERTIES
   ============================================= */
:root {
  --sand:    #F2EDE4;
  --sienna:  #B5632A;
  --dark:    #1a1712;
  --white:   #FFFFFF;
  --muted:   #7a7060;
  --border:  #DDD7CA;

  --font-serif: Georgia, 'Times New Roman', serif;
  --font-sans:  system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --nav-height:    64px;
  --max-width:     1200px;
  --section-pad:   80px 0;
  --container-px:  40px;
}

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

html {
  scroll-behavior: smooth;
}

[id] {
  scroll-margin-top: calc(var(--nav-height) + 20px);
}

body {
  font-family: var(--font-sans);
  background-color: var(--sand);
  color: var(--dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
}

img {
  max-width: 100%;
  display: block;
}

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

.section {
  padding: var(--section-pad);
}

.overline {
  display: block;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--sienna);
  margin-bottom: 10px;
}

.overline-light {
  color: rgba(242, 237, 228, 0.55);
}

h2 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: normal;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 0;
}

.text-sienna {
  color: var(--sienna);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  gap: 16px;
}

.section-header-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--sienna);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.2s;
  padding-bottom: 2px;
}

.section-header-link:hover {
  opacity: 0.7;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 3px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.15s ease;
  text-align: center;
  border: 2px solid transparent;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.btn:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--sienna);
  color: var(--sand);
  border-color: var(--sienna);
}

.btn-secondary {
  background-color: transparent;
  color: var(--sienna);
  border-color: var(--sienna);
}

.btn-light {
  background-color: var(--sand);
  color: var(--sienna);
  border-color: var(--sand);
}

/* =============================================
   FADE-IN ANIMATION (IntersectionObserver)
   ============================================= */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  will-change: transform, opacity;
}

.fade-in.fade-in--delay {
  transition-delay: 0.12s;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
  will-change: auto;
}

/* =============================================
   NAV
   ============================================= */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background-color: var(--sand);
  border-bottom: 1px solid var(--border);
  height: var(--nav-height);
  transition: transform 0.3s ease;
}

.nav.nav--hidden {
  transform: translateY(-100%);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--dark);
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.8px;
  color: var(--dark);
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--sienna);
}

.nav-cta {
  padding: 8px 20px;
  font-size: 13px;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 14px 11px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--dark);
  border-radius: 1px;
  transition: transform 0.28s ease, opacity 0.28s ease;
  transform-origin: center;
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  padding-top: calc(var(--nav-height) + 72px);
  padding-bottom: 80px;
  background-color: var(--sand);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.hero-left {
  max-width: 540px;
}

.pill-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--sienna);
  border: 1.5px solid var(--sienna);
  background-color: rgba(181, 99, 42, 0.07);
  padding: 5px 12px;
  border-radius: 20px;
  margin-bottom: 22px;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4.5vw, 52px);
  line-height: 1.15;
  font-weight: normal;
  color: var(--dark);
  margin-bottom: 20px;
}

.hero-subtext {
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Stat Card */
.stat-card {
  background-color: var(--white);
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(26, 23, 18, 0.1);
  overflow: hidden;
  border: 1px solid var(--border);
}

.stat-card-header {
  padding: 14px 22px;
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  background-color: var(--white);
  border-bottom: 1px solid var(--border);
}

.stat-card-body {
  background-color: var(--sand);
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 22px;
  border-bottom: 1px solid var(--border);
}

.stat-row:last-child {
  border-bottom: none;
}

.stat-label {
  font-size: 14px;
  color: var(--dark);
  font-weight: 500;
}

.stat-value {
  font-size: 13px;
  font-weight: 700;
  color: var(--sienna);
  letter-spacing: 0.3px;
}

.stat-card-footer {
  padding: 14px 22px;
  background-color: var(--white);
  text-align: right;
  border-top: 1px solid var(--border);
}

.stat-card-cta {
  font-size: 13px;
  font-weight: 700;
  color: var(--sienna);
  cursor: pointer;
  transition: opacity 0.2s;
  letter-spacing: 0.3px;
}

.stat-card-cta:hover {
  opacity: 0.7;
}

/* =============================================
   TRUST BAR
   ============================================= */
.trust-bar {
  background-color: var(--dark);
  padding: 22px 0;
}

.trust-bar .container {
  display: flex;
  justify-content: center;
}

.trust-bar-text {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(242, 237, 228, 0.45);
  text-align: center;
}

.trust-bar-label {
  color: rgba(242, 237, 228, 0.3);
  margin-right: 14px;
}

/* =============================================
   SERVICES
   ============================================= */
.services {
  background-color: var(--sand);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  background-color: var(--white);
  border: 0.5px solid var(--border);
  border-radius: 6px;
  padding: 22px;
  transition: transform 0.25s ease;
}

.service-card:hover {
  box-shadow: 0 6px 28px rgba(26, 23, 18, 0.09);
  transform: translateY(-2px);
}

.service-number {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--sienna);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.service-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
  line-height: 1.35;
}

.service-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* =============================================
   HOW IT WORKS
   ============================================= */
.how-it-works {
  background-color: var(--white);
}

.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.how-left h2 {
  margin-bottom: 36px;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.step-circle {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background-color: var(--sienna);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  margin-top: 1px;
}

.step-content {
  flex: 1;
}

.step-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 5px;
  line-height: 1.3;
}

.step-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* Testimonial Card */
.testimonial-card {
  background-color: var(--dark);
  border-radius: 8px;
  padding: 28px;
}

.testimonial-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(242, 237, 228, 0.4);
  margin-bottom: 22px;
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  line-height: 1.65;
  color: var(--white);
  margin-bottom: 28px;
  quotes: none;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 42px;
  height: 42px;
  background-color: var(--sienna);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  letter-spacing: 0.5px;
}

.testimonial-meta {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.testimonial-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--sand);
}

.testimonial-detail {
  font-size: 12px;
  color: rgba(242, 237, 228, 0.45);
}

/* =============================================
   CTA SECTION
   ============================================= */
.cta-section {
  background-color: var(--sienna);
  padding: 88px 0;
  text-align: center;
}

.cta-inner {
  max-width: 620px;
  margin: 0 auto;
}

.cta-headline {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 40px);
  color: var(--white);
  margin-bottom: 18px;
  line-height: 1.2;
}

.cta-subtext {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 32px;
  line-height: 1.75;
}

.cta-fine-print {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 16px;
  letter-spacing: 0.3px;
}

/* =============================================
   Clients Section
   ============================================= */
.clients-section {
  background-color: var(--sand);
  padding: 56px 40px;
  border-top: 1px solid var(--border);
}

.clients-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.clients-header {
  text-align: center;
}

.clients-overline {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--sienna);
  margin-bottom: 10px;
}

.clients-heading {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 40px;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.client-card {
  background-color: var(--white);
  border: 0.5px solid var(--border);
  border-radius: 6px;
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  text-align: center;
  transition: border-color 0.2s ease;
}

.client-card:hover {
  border-color: var(--sienna);
}

.client-wordmark {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 13px;
  color: var(--dark);
  text-align: center;
  overflow-wrap: break-word;
  word-break: break-word;
}

.client-wordmark--lowercase {
  text-transform: none;
  letter-spacing: 0.5px;
}

.client-sublabel {
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 5px;
  text-align: center;
}

@media (max-width: 1024px) {
  .clients-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .clients-section {
    padding: 48px 20px;
  }

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

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background-color: var(--dark);
  padding-top: 52px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(242, 237, 228, 0.1);
}

.footer-brand {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(242, 237, 228, 0.45);
}

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

.footer-nav a {
  font-size: 13px;
  color: rgba(242, 237, 228, 0.45);
  transition: color 0.2s;
  letter-spacing: 0.3px;
}

.footer-nav a:hover {
  color: var(--sand);
}

.footer-contact {
  font-size: 13px;
  color: rgba(242, 237, 228, 0.45);
  letter-spacing: 0.3px;
}

.footer-bottom {
  padding: 16px 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: center;
}

.footer-bottom span {
  font-size: 11px;
  color: rgba(242, 237, 228, 0.25);
  letter-spacing: 0.3px;
}

/* =============================================
   RESPONSIVE: TABLET (max-width 1024px)
   ============================================= */
@media (max-width: 1024px) {
  :root {
    --container-px: 32px;
  }

  .hero-grid {
    gap: 40px;
  }

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

  .how-grid {
    gap: 40px;
  }
}

/* =============================================
   RESPONSIVE: MOBILE (max-width 640px)
   ============================================= */
@media (max-width: 640px) {
  :root {
    --container-px: 20px;
    --section-pad: 56px 0;
    --nav-height: 60px;
  }

  /* Nav mobile */
  .nav-hamburger {
    display: flex;
  }

  .nav-logo {
    font-size: 11px;
    letter-spacing: 1.8px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--sand);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px 20px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 24px rgba(26, 23, 18, 0.09);
    z-index: 199;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-link {
    padding: 13px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
  }

  .nav-cta {
    margin-top: 14px;
    text-align: center;
    border-radius: 3px;
  }

  /* Hero mobile */
  .hero {
    padding-top: calc(var(--nav-height) + 40px);
    padding-bottom: 52px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero-left {
    max-width: 100%;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    text-align: center;
    width: 100%;
  }

  /* Trust bar mobile */
  .trust-bar-text {
    font-size: 10px;
    letter-spacing: 1.5px;
  }

  .trust-bar-label {
    display: block;
    margin-right: 0;
    margin-bottom: 6px;
  }

  /* Section header mobile */
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 28px;
  }

  /* Services mobile */
  .services-grid {
    grid-template-columns: 1fr;
  }

  /* How it works mobile */
  .how-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* CTA section mobile */
  .cta-section {
    padding: 60px 0;
  }

  /* Client wordmarks: long names need smaller tracking on narrow columns */
  .client-wordmark {
    font-size: 11px;
    letter-spacing: 0.8px;
  }

  .client-wordmark--lowercase {
    letter-spacing: 0.3px;
  }

  /* Footer mobile */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

  .footer-nav {
    flex-direction: column;
    gap: 10px;
  }

  .footer-contact {
    font-size: 12px;
    line-height: 1.7;
  }
}

/* =============================================
   TOUCH DEVICES: disable hover side-effects
   ============================================= */
@media (hover: none) {
  .service-card:hover {
    box-shadow: none;
    transform: none;
  }

  .client-card:hover {
    border-color: var(--border);
  }

  .btn:hover {
    opacity: 1;
    transform: none;
  }
}