:root {
  --navy: #2E378E;
  --sky: #A2CEEA;
  --orange: #F0922C;
  --lime: #CED721;
  --off-white: #EDEADE;
  --charcoal: #222220;
  --text: #1A1A18;
  --text-light: rgba(26,26,24,0.65);
  --border: rgba(26,26,24,0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text);
  background: var(--off-white);
  line-height: 1.6;
}

/* NAVIGATION */
.navbar {
  background: var(--charcoal);
  padding: 1rem 0 0;
  flex-wrap: wrap;
}

.navbar > .container {
  padding-bottom: 0.75rem;
}

/* MARQUEE TICKER */
.marquee-band {
  background: var(--lime);
  height: 10px;
  border-bottom: 3px solid var(--charcoal);
  width: 100%;
  flex: 0 0 100%;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: marquee 20s linear infinite;
  width: max-content;
}

.marquee-track span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--charcoal);
  padding: 0 2.5rem;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.navbar-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--off-white) !important;
}

.nav-link {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(237,234,222,0.6) !important;
  padding: 0.5rem 1rem !important;
  transition: color 0.2s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-link:hover,
.nav-link.active {
  color: var(--lime) !important;
}

.navbar-toggler {
  border: none;
}

.navbar-toggler:focus {
  box-shadow: none;
  outline: none;
}

/* PAGE HEADER */
.page-header {
  padding: 148px 0 40px;
  background: var(--off-white);
}

.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--charcoal);
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.5rem 1rem;
  background: var(--orange);
}

.page-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}

/* COLLABORATION SECTIONS */
.collab-detail {
  padding: 100px 0;
  background: var(--off-white);
  border-bottom: 1px solid var(--border);
}

.collab-detail.alt {
  background: #E8E4D4;
}

.collab-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--charcoal);
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--sky);
  margin-bottom: 1rem;
}

.collab-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  color: var(--navy);
  border-left: 5px solid var(--lime);
  padding-left: 1.25rem;
}

.collab-detail.alt .collab-title {
  border-left-color: var(--orange);
}

.collab-desc {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.collab-link-text {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 2rem;
}

.collab-link-text a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--navy);
  transition: color 0.2s, border-color 0.2s;
}

.collab-link-text a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.collab-image .carousel {
  border: 3px solid var(--charcoal);
}

/* CAROUSEL CONTROLS */
.carousel-control-prev,
.carousel-control-next {
  width: 40px;
  height: 40px;
  background: var(--lime);
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
  opacity: 1;
  border: 2px solid var(--charcoal);
  transition: background 0.2s;
}

.carousel-control-prev {
  left: 0;
}

.carousel-control-next {
  right: 0;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  background: var(--charcoal);
  opacity: 1;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 16px;
  height: 16px;
  filter: invert(1);
}

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
  filter: none;
}

.credits {
  font-size: 0.9rem;
  color: var(--text-light);
  font-style: italic;
  margin-top: 2rem;
}

/* FOOTER */
footer {
  background: var(--charcoal);
  color: rgba(237,234,222,0.5);
  padding: 2rem 0;
  font-size: 0.9rem;
  border-top: 4px solid var(--orange);
}

footer a {
  color: rgba(237,234,222,0.7);
  text-decoration: none;
  transition: color 0.2s;
}

footer a:hover {
  color: var(--lime);
}

/* RESPONSIVE */
@media (max-width: 991px) {
  .page-header {
    padding: 108px 0 60px;
  }

  .collab-detail {
    padding: 60px 0;
  }
}