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

:root {
  --white: #ffffff;
  --black: #111111;
  --dark: #222222;
  --gray: #888888;
  --light-gray: #f4f4f4;
  --border: #e5e5e5;
  --max-width: 1200px;
  --font-barlow: 'Barlow', sans-serif;
  --font-serif: 'Playfair Display', serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-barlow);
  background: var(--white);
  color: var(--black);
  overflow-x: hidden;
  line-height: 1.5;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 48px;
}

/* ============================
   NAV
   ============================ */
.nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: calc(100% - 80px);
  max-width: 1160px;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 16px;
  padding: 14px 24px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.10), 0 1px 4px rgba(0,0,0,0.06);
  transition: box-shadow 0.3s ease;
}

.nav-logo {
  font-family: var(--font-barlow);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 3px;
  color: var(--black);
  text-decoration: none;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 36px;
}

.nav-links a {
  font-family: var(--font-barlow);
  font-weight: 500;
  font-size: 14px;
  color: var(--black);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: opacity 0.2s;
}

.nav-links a:hover {
  opacity: 0.45;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--dark);
  color: var(--white);
  font-family: var(--font-barlow);
  font-weight: 500;
  font-size: 14px;
  padding: 10px 18px 10px 20px;
  border-radius: 100px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.nav-cta:hover {
  background: #000;
  transform: scale(1.02);
}

.nav-cta-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================
   HERO
   ============================ */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
}

.hero-content {
  text-align: center;
  padding: 160px 48px 140px;
  max-width: 1100px;
  width: 100%;
}

.hero-rule {
  width: 40px;
  height: 1px;
  background: var(--black);
  margin: 0 auto 32px;
}

.hero-tagline {
  font-family: var(--font-barlow);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 36px);
  letter-spacing: -0.04em;
  color: var(--black);
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-headline {
  font-family: var(--font-barlow);
  font-style: normal;
  font-weight: 400;
  font-size: clamp(44px, 6.5vw, 84px);
  line-height: 1.02;
  color: var(--black);
  letter-spacing: -0.03em;
  margin-bottom: 56px;
}

.hero-services {
  display: flex;
  justify-content: center;
  gap: 0;
  flex-wrap: nowrap;
  margin-bottom: 56px;
}

.hero-service-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 0 32px;
  border-right: 1px solid rgba(0,0,0,0.15);
}

.hero-service-item:last-child {
  border-right: none;
}

.hero-service-item strong {
  font-family: var(--font-barlow);
  font-weight: 600;
  font-size: 13px;
  color: var(--black);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-service-item span {
  font-family: var(--font-barlow);
  font-weight: 400;
  font-size: 13px;
  color: rgba(0,0,0,0.55);
  max-width: 180px;
  text-align: center;
  line-height: 1.4;
}

.hero-cta {
  display: inline-block;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-barlow);
  font-weight: 500;
  font-size: 16px;
  padding: 18px 56px;
  border-radius: 100px;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: background 0.2s, transform 0.2s;
}

.hero-cta:hover {
  background: var(--dark);
  transform: scale(1.03);
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-cta-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--border);
  padding: 16.5px 34px;
}

.hero-cta-ghost:hover {
  background: var(--white);
  border-color: var(--black);
  transform: scale(1.03);
}

/* ============================
   WORKS (MARQUEE)
   ============================ */
.works {
  padding: 100px 0;
  overflow: hidden;
  background: var(--white);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.marquee-track {
  width: 100%;
  overflow: hidden;
}

.marquee-inner {
  display: flex;
  gap: 16px;
  width: max-content;
}

.marquee-left {
  animation: marquee-left 145s linear infinite;
}

.marquee-right {
  animation: marquee-right 146s linear infinite;
}

.marquee-inner:hover {
  animation-play-state: paused;
}

.marquee-item {
  flex-shrink: 0;
  width: 420px;
  height: 280px;
  border-radius: 12px;
  overflow: hidden;
}

.marquee-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.marquee-item:hover img {
  transform: scale(1.05);
}

@keyframes marquee-left {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes marquee-right {
  0%   { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

/* ============================
   ABOUT
   ============================ */
.about {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.about-item h3 {
  font-family: var(--font-barlow);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--black);
  display: table;
}

.about-item p {
  font-family: var(--font-barlow);
  font-weight: 400;
  font-size: 15px;
  color: var(--gray);
  line-height: 1.6;
}

/* ============================
   CLIENTS
   ============================ */
.clients {
  padding: 100px 0;
  background: var(--light-gray);
}

.section-label {
  font-family: var(--font-barlow);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--gray);
  margin-bottom: 48px;
}

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

.client-logo {
  background: var(--white);
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  cursor: pointer;
}

.client-logo:hover {
  background: var(--white);
}

.client-logo-img {
  /* Uniform optical sizing: same height for all, width guard for wide wordmarks.
     Per-logo nudge: add style="--logo-h: 32px" (and/or --logo-w) on any <img>. */
  height: var(--logo-h, 40px);
  width: auto;
  max-width: var(--logo-w, 160px);
  object-fit: contain;
  /* Logos keep their original color at rest. */
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), filter 0.35s ease;
}

/* Hover only on devices that actually support it (keeps touch devices clean) */
@media (hover: hover) and (pointer: fine) {
  .client-logo:hover .client-logo-img {
    transform: scale(1.07);
    filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.16));
  }
}

/* Tactile press feedback on click/tap — works on mobile too */
.client-logo:active .client-logo-img {
  transform: scale(0.95);
  transition-duration: 0.1s;
}

.client-logo span {
  font-family: var(--font-barlow);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 2px;
  color: #ccc;
  text-transform: uppercase;
}

/* ============================
   SERVICES
   ============================ */
.services {
  padding: 100px 0;
  background: var(--white);
}

.services-headline {
  font-family: var(--font-barlow);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.15;
  max-width: 820px;
  margin-bottom: 72px;
  letter-spacing: -0.5px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px;
}

.service-col h3 {
  font-family: var(--font-barlow);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

.service-col ul {
  list-style: none;
}

.service-col li {
  font-family: var(--font-barlow);
  font-weight: 400;
  font-size: 15px;
  color: var(--gray);
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
  line-height: 1.4;
}

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

/* ============================
   CONTACT
   ============================ */
.contact {
  padding: 120px 0;
  background: var(--black);
  color: var(--white);
  text-align: center;
}

.contact-headline {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.1;
  margin-bottom: 72px;
  letter-spacing: -0.5px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.contact-details {
  display: flex;
  justify-content: center;
  gap: 80px;
  flex-wrap: wrap;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-label {
  font-family: var(--font-barlow);
  font-weight: 600;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: rgba(255,255,255,0.35);
}

.contact-item a {
  font-family: var(--font-barlow);
  font-weight: 400;
  font-size: 20px;
  color: var(--white);
  text-decoration: none;
  transition: opacity 0.2s;
}

.contact-item a:hover {
  opacity: 0.55;
}

/* ============================
   FOOTER
   ============================ */
.footer {
  padding: 28px 0;
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.07);
  text-align: center;
}

.footer p {
  font-family: var(--font-barlow);
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  letter-spacing: 1px;
}

/* ============================
   SCROLL REVEAL
   ============================ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
  }
  .hero-services {
    flex-wrap: wrap;
    gap: 16px;
  }
  .hero-service-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding: 16px 24px;
  }
  .hero-service-item:last-child {
    border-bottom: none;
  }
}

@media (max-width: 768px) {
  .nav {
    width: calc(100% - 32px);
    top: 12px;
  }
  .nav-links {
    display: none;
  }
  .nav-inner {
    padding: 12px 18px;
  }
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .contact-details {
    gap: 48px;
  }
  .container {
    padding: 0 24px;
  }
  .marquee-item {
    width: 300px;
    height: 200px;
  }
  .hero-content {
    padding: 120px 24px 60px;
  }
  .hero-services {
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
  }
  .hero-service-item {
    border-right: none;
    padding: 0 16px;
    width: 45%;
  }
}

@media (max-width: 480px) {
  .clients-grid {
    grid-template-columns: 1fr;
  }
  .hero-service-item {
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    padding-bottom: 16px;
  }
  .hero-service-item:last-child {
    border-bottom: none;
  }
}