/* ============================================
   Brand Interact — Custom Styles
   Edit fonts, gradients, animations here
   ============================================ */

:root {
  --bg: #f1f1f1;
  --text: #111111;
  --muted: #666666;
  --border: #ececec;
  --grad-from: #FF5A28;
  --grad-to: #FF76B0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.font-serif {
  font-family: 'Fraunces', 'Instrument Serif', Georgia, serif;
  font-feature-settings: "ss01";
  letter-spacing: -0.02em;
}
.font-brand {
  font-family: 'Italiana', 'Cinzel', Georgia, serif;
  letter-spacing: 0.01em;
}

/* Gradient text used on accent words */
.gradient-text {
  background: linear-gradient(90deg, var(--grad-to) 0%, var(--grad-from) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* Premium gradient CTA button */
.btn-premium {
  background: linear-gradient(90deg, var(--grad-from) 0%, var(--grad-to) 100%);
  color: #fff;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  box-shadow: 0 8px 22px -10px rgba(255, 90, 40, 0.55);
}
.btn-premium:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
  box-shadow: 0 12px 28px -8px rgba(255, 90, 40, 0.6);
}

/* Header glassmorphism (added on scroll via JS) */
.glass-header {
  background: rgba(241, 241, 241, 0.72);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 6px 24px -18px rgba(0,0,0,0.18);
}

/* Animated underline for nav links */
.nav-link { position: relative; padding-bottom: 4px; }
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--grad-from) 0%, var(--grad-to) 100%);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

/* Card hover lift */
.card-hover { transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease; }
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 50px -22px rgba(255, 90, 40, 0.25), 0 0 0 1px rgba(255, 90, 40, 0.2);
  border-color: rgba(255, 90, 40, 0.3);
}

/* Greyscale → color logos */
.logo-grey {
  filter: grayscale(100%) brightness(0.95);
  opacity: 0.7;
  transition: filter 0.35s ease, opacity 0.35s ease, transform 0.35s ease;
}
.logo-grey:hover { filter: grayscale(0%); opacity: 1; transform: scale(1.06); }

/* Infinite marquee animation (used for logos, mockups, industries, case studies) */
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes marquee-rev {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee linear infinite;
}
.marquee-rev .marquee-track {
  animation: marquee-rev linear infinite;
}
.marquee:hover .marquee-track,
.marquee-rev:hover .marquee-track { animation-play-state: paused; }

/* Hide scrollbars on horizontal scrollers */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* Fade-up entrance */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-up { opacity: 0; animation: fadeUp 0.7s ease-out forwards; }

/* FAQ accordion */
.faq-item .faq-body {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.35s ease;
}
.faq-item.open .faq-body { max-height: 320px; opacity: 1; }
.faq-item .faq-icon { transition: transform 0.3s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); }

/* Selection */
::selection { background-color: var(--grad-to); color: #fff; }

/* Edge fade for carousel */
.fade-edge::before,
.fade-edge::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 64px;
  z-index: 5;
  pointer-events: none;
}
.fade-edge::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg) 0%, rgba(241,241,241,0) 100%);
}
.fade-edge::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg) 0%, rgba(241,241,241,0) 100%);
}