/**
 * ESOL College — Official Design System & Theme Stylesheet
 * Brand Update: Official PDF Logo & Color Palette System
 * Primary: Deep Midnight Navy (#0F1F42)
 * Accents: Golden Yellow (#F2AA4E), Tangerine Orange (#ED7546), Vibrant Coral (#EC644F), Vivid Magenta/Rose (#C93470)
 */

:root {
  /* Official Core Palette */
  --esol-navy: #0F1F42;
  --esol-navy-dark: #0A142D;
  --esol-navy-light: #1A3464;
  --esol-navy-tint: #F2F5FA;

  /* Official Gradient Accents from Speech Bubble */
  --esol-yellow: #F2AA4E;
  --esol-yellow-light: #FDE68A;
  --esol-orange: #ED7546;
  --esol-coral: #EC644F;
  --esol-magenta: #C93470;
  --esol-magenta-dark: #9E1F58;
  --esol-magenta-tint: #FDF2F7;

  /* Backward Compatibility Aliases */
  --esol-teal: #0F1F42;
  --esol-teal-dark: #0A142D;
  --esol-teal-light: #1A3464;
  --esol-teal-tint: #F2F5FA;

  --esol-raspberry: #C93470;
  --esol-raspberry-dark: #9E1F58;
  --esol-raspberry-tint: #FDF2F7;

  --esol-charcoal: #0F1F42;
  --esol-charcoal-dark: #0A142D;
  --esol-muted: #475569;
  --esol-border: #E2E8F0;

  /* Signature Multi-Stop Speech-Bubble Gradient */
  --esol-gradient: linear-gradient(135deg, #F2AA4E 0%, #ED7546 35%, #EC644F 65%, #C93470 100%);
  --esol-gradient-reverse: linear-gradient(135deg, #C93470 0%, #EC644F 35%, #ED7546 65%, #F2AA4E 100%);
}

html {
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: #1E293B;
  background-color: #ffffff;
  overflow-x: hidden;
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Outfit', 'Plus Jakarta Sans', -apple-system, sans-serif;
}

/* ==================== STICKY HEADER ==================== */
.sticky-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #E2E8F0;
  box-shadow: 0 2px 10px rgba(15, 31, 66, 0.05);
  transition: all 0.25s ease-in-out;
}

/* ==================== BRAND BUTTONS ==================== */
.btn-call {
  background: linear-gradient(135deg, #EC644F 0%, #C93470 100%);
  color: #ffffff;
  font-weight: 800;
  border-radius: 9999px;
  transition: all 0.25s ease;
  box-shadow: 0 4px 12px rgba(201, 52, 112, 0.28);
}
.btn-call:hover {
  background: linear-gradient(135deg, #ED7546 0%, #B82562 100%);
  transform: translateY(-1.5px);
  box-shadow: 0 6px 16px rgba(201, 52, 112, 0.4);
}

.btn-gradient {
  background: var(--esol-gradient);
  color: #ffffff;
  font-weight: 800;
  border-radius: 9999px;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px rgba(236, 100, 79, 0.32);
}
.btn-gradient:hover {
  opacity: 0.96;
  transform: translateY(-1.5px);
  box-shadow: 0 6px 20px rgba(201, 52, 112, 0.45);
}

.btn-navy {
  background-color: #0F1F42;
  color: #ffffff;
  font-weight: 800;
  border-radius: 9999px;
  transition: all 0.2s ease;
}
.btn-navy:hover {
  background-color: #1A3464;
  transform: translateY(-1px);
}

.btn-teal {
  background-color: #0F1F42;
  color: #ffffff;
  font-weight: 700;
  border-radius: 9999px;
  transition: all 0.2s ease;
}
.btn-teal:hover {
  background-color: #1A3464;
}

.btn-raspberry {
  background: linear-gradient(135deg, #EC644F 0%, #C93470 100%);
  color: #ffffff;
  font-weight: 700;
  border-radius: 9999px;
  transition: all 0.2s ease;
}
.btn-raspberry:hover {
  background: linear-gradient(135deg, #ED7546 0%, #9E1F58 100%);
}

.btn-white-pill {
  background-color: #ffffff;
  color: #0F1F42;
  font-weight: 800;
  border-radius: 9999px;
  padding: 0.65rem 1.5rem;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  transition: all 0.2s ease;
}
.btn-white-pill:hover {
  background-color: #F8FAFC;
  transform: translateY(-1.5px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
}

.btn-raspberry-pill {
  background: linear-gradient(135deg, #F2AA4E 0%, #EC644F 50%, #C93470 100%);
  color: #ffffff;
  font-weight: 800;
  border-radius: 9999px;
  padding: 0.65rem 1.5rem;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(201, 52, 112, 0.35);
  transition: all 0.2s ease;
}
.btn-raspberry-pill:hover {
  opacity: 0.95;
  transform: translateY(-1.5px);
  box-shadow: 0 6px 18px rgba(201, 52, 112, 0.45);
}

/* ==================== BADGES & HIGHLIGHTS ==================== */
.badge-yellow {
  background-color: #FEF3C7;
  color: #92400E;
  border: 1px solid #FDE68A;
}
.badge-coral {
  background-color: #FFF1EE;
  color: #C93470;
  border: 1px solid #FCD9D2;
}
.badge-navy {
  background-color: #F2F5FA;
  color: #0F1F42;
  border: 1px solid #D5E0F2;
}

/* ==================== TRINITY CARDS ==================== */
.trinity-card {
  background-color: #ffffff;
  border-radius: 1.25rem;
  border: 1px solid #E2E8F0;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(15, 31, 66, 0.04);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-col: column;
  justify-content: space-between;
}
.trinity-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(15, 31, 66, 0.09);
  border-color: #CBD5E1;
}

.trinity-card-image {
  position: relative;
  height: 210px;
  overflow: hidden;
}
.trinity-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.trinity-card:hover .trinity-card-image img {
  transform: scale(1.05);
}

.dot-pattern-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.35rem;
}
.dot-pattern-overlay span {
  width: 7px;
  height: 7px;
  border-radius: 9999px;
  display: block;
}

/* Utility bar */
.top-utility-bar {
  background-color: #0F1F42;
  color: #E2E8F0;
  font-size: 0.75rem;
}

/* Mobile Drawer */
#mobile-drawer {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.mobile-nav-link {
  display: block;
  padding: 0.75rem 1rem;
  font-weight: 700;
  color: #0F1F42;
  border-radius: 0.75rem;
  transition: background-color 0.15s ease;
}
.mobile-nav-link:hover {
  background-color: #F2F5FA;
  color: #C93470;
}

/* Get Set UK Inspired Modern UI Polish & Interactions */
.card-hover-effect {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.card-hover-effect:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 32px rgba(15, 31, 66, 0.08);
}

.pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

/* Smooth micro-interaction for buttons */
button, a {
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, transform 0.2s ease, box-shadow 0.2s ease;
}


/* ==================== INFINITE MARQUEE SCROLL (TESTIMONIALS) ==================== */
@keyframes marquee-scroll {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

.marquee-container {
  overflow: hidden;
  position: relative;
  width: 100%;
  mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
}

.marquee-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: marquee-scroll 50s linear infinite;
  will-change: transform;
}

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

.testimonial-card-slide {
  width: 340px;
  min-width: 340px;
  max-width: 340px;
  flex-shrink: 0;
}

@media (min-width: 640px) {
  .testimonial-card-slide {
    width: 380px;
    min-width: 380px;
    max-width: 380px;
  }
}