/* ==========================================================================
   Mercy Institute - Homepage Hero Section Stylesheet (Production-Ready)
   ========================================================================== */

:root {
  --mi-hero-primary: #1A44B2;
  --mi-hero-primary-dark: #082464;
  --mi-hero-accent: #1DB0FD;
  --mi-hero-bg: #FFFFFF;
  --mi-hero-bg-alt: #F5FBFF;
  --mi-hero-text: #64748B;
  --mi-hero-heading: #0158B9;
  --mi-hero-border: #E2E8F0;
  --mi-hero-border-light: #D8EAF8;
  --mi-hero-shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
  --mi-hero-shadow-lg: 0 30px 60px -15px rgba(8, 36, 100, 0.16);
  --mi-hero-radius-card: 28px;
  --mi-hero-radius-pill: 50px;
}

/* ==========================================================================
   Base Section & Layout (Mobile First)
   ========================================================================== */
.mi-home-hero {
  background-color: var(--mi-hero-bg);
  background-image: radial-gradient(circle at 10% 20%, rgba(31, 163, 241, 0.04) 0%, transparent 40%),
                    radial-gradient(circle at 90% 80%, rgba(33, 96, 147, 0.04) 0%, transparent 40%);
  padding: 40px 0;
  font-family: 'Inter', sans-serif;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.mi-home-hero *,
.mi-home-hero *::before,
.mi-home-hero *::after {
  box-sizing: border-box;
}

/* Subtle decorative blurred background shapes */
.mi-home-hero::before,
.mi-home-hero::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 163, 241, 0.05) 0%, rgba(245, 251, 255, 0) 70%);
  z-index: 0;
  pointer-events: none;
  will-change: transform;
}

.mi-home-hero::before {
  top: -140px;
  left: -100px;
}

.mi-home-hero::after {
  bottom: -140px;
  right: -100px;
}

/* Additional third subtle background shape for extra depth */
.mi-home-hero .mi-container::after {
  content: '';
  position: absolute;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(33, 96, 147, 0.035) 0%, transparent 70%);
  top: 30%;
  right: 15%;
  z-index: 0;
  pointer-events: none;
  filter: blur(40px);
}

.mi-home-hero .mi-container {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 16px;
  width: 100%;
}

/* Grid Layout */
.mi-home-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  width: 100%;
}

/* ==========================================================================
   Left Content
   ========================================================================== */
.mi-home-hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  max-width: 100%;
}

.mi-home-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--mi-hero-primary);
  background-color: var(--mi-hero-bg-alt);
  border: 1px solid var(--mi-hero-border-light);
  padding: 6px 14px;
  border-radius: var(--mi-hero-radius-pill);
  margin-bottom: 16px;
}

.mi-home-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.85rem, 7.5vw, 2.85rem);
  font-weight: 700;
  color: var(--mi-hero-heading);
  line-height: 1.15;
  margin: 0 0 16px 0;
  width: 100%;
  max-width: 100%;
}

.mi-home-description {
  font-size: 1rem;
  color: var(--mi-hero-text);
  line-height: 1.65;
  margin: 0 0 24px 0;
  width: 100%;
  max-width: 100%;
}

/* Buttons */
.mi-home-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.mi-btn-primary,
.mi-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 32px;
  border-radius: var(--mi-hero-radius-pill);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
  width: 100%;
  will-change: transform, box-shadow, background-color, border-color, color;
}

.mi-btn-primary {
  background-color: var(--mi-hero-primary);
  color: #fff;
  box-shadow: 0 10px 20px -5px rgba(33, 96, 147, 0.35);
}

.mi-btn-secondary {
  background-color: transparent;
  color: var(--mi-hero-primary);
  border: 2px solid var(--mi-hero-border);
}

/* ==========================================================================
   Hero Visual / Right Side (Slider, Image & Frame)
   ========================================================================== */
.mi-home-hero-visual {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px 0;
}

.mi-hero-slider {
  position: relative;
  width: 100%;
  max-width: 540px;
  aspect-ratio: 4 / 5;
  height: auto;
  border-radius: var(--mi-hero-radius-card);
  overflow: hidden;
  background-color: var(--mi-hero-bg-alt);
  border: 1px solid rgba(33, 96, 147, 0.15);
  box-shadow: 0 35px 70px -15px rgba(8, 36, 100, 0.15),
              0 10px 20px -5px rgba(31, 163, 241, 0.06),
              0 0 0 1px rgba(31, 163, 241, 0.08);
  will-change: transform;
}

/* Subtle decorative blurred background aura behind the hero frame */
.mi-hero-slider::before {
  content: '';
  position: absolute;
  inset: -18px;
  border-radius: 34px;
  background: radial-gradient(circle at 50% 50%, rgba(31, 163, 241, 0.1) 0%, rgba(33, 96, 147, 0.03) 50%, transparent 70%);
  filter: blur(24px);
  z-index: -1;
  pointer-events: none;
}

.mi-hero-slide {
  position: absolute;
  inset: 0;
  border-radius: var(--mi-hero-radius-card);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), 
              visibility 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.mi-hero-slide.active {
  opacity: 1;
  visibility: visible;
}

/* Seamless Ken Burns Continuous Cinematic Motion (Subtle zoom scale 1.03) */
.mi-hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1) translate(0, 0);
  will-change: transform;
}

.mi-hero-slide.active img {
  animation: mi-ken-burns 12s ease-in-out infinite alternate;
}

@keyframes mi-ken-burns {
  0% {
    transform: scale(1) translate(0%, 0%);
  }
  100% {
    transform: scale(1.03) translate(-0.8%, -0.8%);
  }
}

/* ==========================================================================
   Floating Cards & Organic Animations (Mobile-First)
   ========================================================================== */
.mi-floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(216, 234, 248, 0.8);
  padding: 6px 10px;
  border-radius: 10px;
  box-shadow: 0 8px 20px -4px rgba(17, 24, 39, 0.08);
  display: flex;
  flex-direction: column;
  z-index: 4;
  will-change: transform, box-shadow, border-color;
  transition: box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mi-floating-card strong {
  font-family: 'Poppins', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--mi-hero-heading);
  line-height: 1.2;
}

.mi-floating-card span {
  font-size: 0.55rem;
  font-weight: 500;
  color: var(--mi-hero-text);
  white-space: nowrap;
}

/* Mobile Placement (Safe from student facial areas, showing 3 cards) */
.card-one {
  top: 8px;
  left: 4px;
  display: flex;
  animation: mi-float-vertical 7.5s cubic-bezier(0.37, 0, 0.63, 1) infinite;
  animation-delay: 0s;
}

.card-two {
  bottom: 8px;
  right: 4px;
  display: flex;
  animation: mi-float-diagonal 8.5s cubic-bezier(0.37, 0, 0.63, 1) infinite;
  animation-delay: 1.5s;
}

.card-three {
  display: none;
}

.card-four {
  display: none;
}

.card-five {
  top: 45%;
  left: -2px;
  transform: translateY(-50%);
  display: flex;
  animation: mi-float-breathe 10s cubic-bezier(0.37, 0, 0.63, 1) infinite;
  animation-delay: 1s;
}

@media (max-width: 399px) {
  .card-five {
    display: none;
  }
}

/* Distinct Luxury Organic Keyframe Paths (Very slow & smooth) */
@keyframes mi-float-vertical {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

@keyframes mi-float-diagonal {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-6px, 8px); }
}

@keyframes mi-float-circle {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(5px, -6px); }
  66% { transform: translate(-4px, -4px); }
}

@keyframes mi-float-drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(8px, -4px); }
}

@keyframes mi-float-breathe {
  0%, 100% { transform: translateY(-50%) scale(1); }
  50% { transform: translateY(-50%) scale(1.025); }
}

/* ==========================================================================
   Hover States (Desktop / Pointer Devices)
   ========================================================================== */
@media (hover: hover) and (pointer: fine) {
  .mi-btn-primary:hover {
    background-color: var(--mi-hero-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 18px 30px -6px rgba(8, 36, 100, 0.45);
  }

  .mi-btn-secondary:hover {
    background-color: var(--mi-hero-bg-alt);
    border-color: var(--mi-hero-primary);
    color: var(--mi-hero-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 24px -5px rgba(33, 96, 147, 0.15);
  }

  .mi-floating-card:hover {
    box-shadow: 0 24px 45px -10px rgba(33, 96, 147, 0.22);
    border-color: var(--mi-hero-primary);
    transform: scale(1.04) translateY(-3px) !important;
  }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* --- 480px: Large Mobile --- */
@media (min-width: 480px) {
  .mi-home-hero {
    padding: 48px 0;
  }
  
  .mi-home-hero .mi-container {
    padding: 0 20px;
  }

  .mi-home-buttons {
    flex-direction: row;
    width: auto;
  }

  .mi-btn-primary,
  .mi-btn-secondary {
    width: auto;
    min-width: 180px;
    padding: 15px 28px;
  }
}

/* --- 768px: Tablet --- */
@media (min-width: 768px) {
  .mi-home-hero {
    padding: 56px 0;
  }

  .mi-home-hero .mi-container {
    padding: 0 24px;
  }

  .card-four {
    display: flex;
    bottom: 16px;
    left: -10px;
    animation: mi-float-drift 11s cubic-bezier(0.37, 0, 0.63, 1) infinite;
    animation-delay: 0.8s;
  }

  .mi-floating-card {
    padding: 10px 16px;
    border-radius: 14px;
  }

  .mi-floating-card strong {
    font-size: 0.9rem;
  }

  .mi-floating-card span {
    font-size: 0.7rem;
  }
}

/* --- 992px: Desktop --- */
@media (min-width: 992px) {
  .mi-home-hero {
    padding: 60px 0;
  }

  .mi-home-hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }

  .mi-home-hero-content {
    max-width: 620px;
  }

  .mi-home-title {
    font-size: clamp(2.6rem, 4vw, 3.9rem);
  }

  .mi-home-description {
    max-width: 580px;
    font-size: 1.05rem;
  }

  .mi-home-hero-visual {
    padding: 24px 0;
  }

  .mi-hero-slider {
    max-width: 540px;
    height: auto;
  }

  .card-three {
    display: flex;
    top: 40px;
    right: -20px;
    animation: mi-float-circle 8.5s cubic-bezier(0.37, 0, 0.63, 1) infinite;
    animation-delay: 0.5s;
  }

  .card-four {
    bottom: 30px;
    left: -20px;
  }

  .card-five {
    top: 50%;
    left: -45px;
    transform: translateY(-50%);
    animation: mi-float-breathe 10s cubic-bezier(0.37, 0, 0.63, 1) infinite;
    animation-delay: 1s;
  }

  .mi-floating-card {
    padding: 14px 22px;
    border-radius: 16px;
  }

  .mi-floating-card strong {
    font-size: 1rem;
  }

  .mi-floating-card span {
    font-size: 0.75rem;
  }

  .card-one {
    top: 40px;
    left: -30px;
  }

  .card-two {
    bottom: 50px;
    right: -30px;
  }
}

/* --- 1200px: Large Desktop --- */
@media (min-width: 1200px) {
  .mi-home-hero {
    padding: 70px 0;
  }

  .mi-home-hero-grid {
    gap: 80px;
  }

  .card-one {
    top: 50px;
    left: -40px;
  }

  .card-two {
    bottom: 60px;
    right: -40px;
  }

  .card-three {
    top: 55px;
    right: -30px;
  }

  .card-four {
    bottom: 50px;
    left: -30px;
  }

  .card-five {
    left: -55px;
  }
}

/* --- 1440px: Extra Large Desktop --- */
@media (min-width: 1440px) {
  .mi-home-hero {
    padding: 80px 0;
  }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .mi-home-hero::before,
  .mi-home-hero::after,
  .mi-floating-card,
  .mi-hero-slide,
  .mi-hero-slide img,
  .mi-btn-primary,
  .mi-btn-secondary {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }

  .mi-hero-slide {
    opacity: 1;
    visibility: visible;
  }
  
  .mi-hero-slide:not(.active) {
    display: none;
  }
}