@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700;800&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* =============================================
   ROOT & BASE
   ============================================= */
:root {
  --navy:  #0a1628;
  --blue:  #1e3a8a;
  --gold:  #f59e0b;
}

html { scroll-behavior: smooth; }

body { font-family: 'Poppins', sans-serif; }

::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: var(--blue); border-radius: 4px; }

/* =============================================
   NAVBAR
   ============================================= */
#navbar {
  transition: box-shadow 0.3s ease, height 0.3s ease;
}
#navbar.scrolled {
  box-shadow: 0 4px 28px rgba(10, 22, 40, 0.14);
}
#navbar.scrolled #nav-logo {
  height: 2.25rem;
  transition: height 0.3s ease;
}

.nav-link {
  position: relative;
  padding-bottom: 2px;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--blue);
  transition: width 0.3s ease;
  border-radius: 2px;
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--blue); font-weight: 600; }

/* =============================================
   HERO SWIPER
   ============================================= */
.hero-swiper { width: 100%; height: 100%; }

.slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 7s ease;
}
.swiper-slide-active .slide-bg { transform: scale(1); }

.hero-overlay {
  background: linear-gradient(
    to bottom,
    rgba(10,22,40,0.45) 0%,
    rgba(10,22,40,0.65) 50%,
    rgba(10,22,40,0.82) 100%
  );
}

/* Hero text entrance animations */
.hero-badge    { animation: fadeDown 0.8s ease 0.2s both; }
.hero-heading  { animation: fadeUp  0.9s ease 0.45s both; }
.hero-sub      { animation: fadeUp  0.9s ease 0.65s both; }
.hero-btns     { animation: fadeUp  0.9s ease 0.85s both; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Arrow buttons */
.hero-prev,
.hero-next {
  color: #fff !important;
  background: rgba(255,255,255,0.18) !important;
  width: 46px !important;
  height: 46px !important;
  border-radius: 50% !important;
  backdrop-filter: blur(4px);
  transition: background 0.3s;
}
.hero-prev:hover,
.hero-next:hover { background: rgba(255,255,255,0.32) !important; }
.hero-prev::after,
.hero-next::after { font-size: 15px !important; font-weight: 700 !important; }

/* Dots — pill style */
.hero-dots .swiper-pagination-bullet {
  background: rgba(255,255,255,0.5);
  width: 8px; height: 8px;
  opacity: 1;
  transition: all 0.3s;
  border-radius: 4px;
}
.hero-dots .swiper-pagination-bullet-active {
  background: #fff;
  width: 26px;
  border-radius: 4px;
}

/* =============================================
   FEATURE / WHY-CHOOSE CARDS
   ============================================= */
.feature-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 48px rgba(10,22,40,0.11);
}

/* =============================================
   DIRECTOR PHOTO — slow spin ring
   ============================================= */
.spin-slow {
  animation: spinSlow 22s linear infinite;
}
@keyframes spinSlow {
  from { transform: rotate(0deg);   }
  to   { transform: rotate(360deg); }
}

/* =============================================
   UNIVERSITY CARDS
   ============================================= */
.uni-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.uni-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 22px 44px rgba(10,22,40,0.12);
}
.uni-img {
  transition: transform 0.55s ease;
}
.uni-card:hover .uni-img { transform: scale(1.09); }

/* =============================================
   ADMISSION PROCESS — step circles
   ============================================= */
.step-circle {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.step-card:hover .step-circle {
  transform: scale(1.1);
  box-shadow: 0 14px 28px rgba(30,58,138,0.28);
}

/* =============================================
   SERVICE CARDS
   ============================================= */
.service-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 18px 36px rgba(10,22,40,0.1);
}

/* =============================================
   TESTIMONIAL CARDS
   ============================================= */
.testimonial-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 32px rgba(10,22,40,0.09);
}

/* Testimonial slider dots */
.testimonials-dots {
  bottom: 0 !important;
}
.testimonials-dots .swiper-pagination-bullet {
  background: #cbd5e1;
  opacity: 1;
  width: 8px; height: 8px;
  border-radius: 4px;
  transition: all 0.3s;
}
.testimonials-dots .swiper-pagination-bullet-active {
  background: var(--blue);
  width: 22px;
  border-radius: 4px;
}

/* Equal-height slides */
.testimonials-swiper .swiper-slide { height: auto; }

/* =============================================
   MODAL
   ============================================= */
#apply-modal.open {
  opacity: 1 !important;
  pointer-events: all !important;
}
#apply-modal.open #modal-box {
  transform: scale(1) !important;
}

/* =============================================
   BACK TO TOP
   ============================================= */
#back-to-top.visible {
  opacity: 1 !important;
  pointer-events: all !important;
}

/* =============================================
   AOS — prevent layout shift flash
   ============================================= */
[data-aos] { pointer-events: none; }
[data-aos].aos-animate { pointer-events: auto; }

/* =============================================
   FONT SERIF UTILITY (Playfair Display)
   Used where Tailwind font-serif is overridden
   ============================================= */
.font-serif { font-family: 'Playfair Display', Georgia, serif !important; }

/* =============================================
   FORM INPUTS — remove autofill yellow
   ============================================= */
input:-webkit-autofill,
input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px #fff inset;
  transition: background-color 5000s ease-in-out 0s;
}