/* LEED Index Page Custom Styles */
.fs1-5 {
  font-size: 1.5rem;
}

.rounded-08 {
  border-radius: 0.8rem !important;
}

.rounded-1-25 {
  border-radius: 1.25rem !important;
}
/* Hero Section */
.hero-section {
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero-section h1 {
  font-size: 2.9rem;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: #fff;
}

.hero-section .lead {
  font-size: 2rem;
  margin-bottom: 2rem;
}

/* Partners Section with Marquee Effect */
.partners-marquee {
  width: 100% !important;
  overflow: hidden !important;
  white-space: nowrap !important;
  position: relative !important;
  padding: 10px 0 !important;
}

.partners-track {
  display: flex !important;
  animation: marquee 60s linear infinite !important;
  width: fit-content !important;
  will-change: transform !important;
}

.partner-item {
  flex: 0 0 auto;
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
}

.partner-item img {
  transition: all 0.3s ease;
  filter: grayscale(100%);
  opacity: 0.7;
  max-height: 40px;
}

.partner-item:hover img {
  opacity: 1 !important;
  filter: grayscale(0%);
  transform: scale(1.1);
}

.partner-placeholder {
  transition: all 0.3s ease;
  opacity: 0.7;
}

.partner-item:hover .partner-placeholder {
  opacity: 1;
  transform: scale(1.05);
  background: #bbb !important;
}

@keyframes marquee {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* Pause animation on hover */
.partners-marquee:hover .partners-track {
  animation-play-state: paused;
}

/* Ensure smooth animation */
.partners-track {
  backface-visibility: hidden;
  perspective: 1000px;
}

/* Testimonials Cards */
.testimonials-section .card {
  transition: transform 0.3s ease;
  border-radius: 15px;
}

.testimonials-section .card:hover {
  transform: translateY(-5px);
}

/* Certification Badges */
.certification-badge {
  transition: transform 0.3s ease;
}

.certifications-section .card:hover .certification-badge {
  transform: scale(1.05);
}

/* FAQ Cards with Flip Effect */
.faq-item {
  background-color: transparent;
  width: 100%;
  height: 380px;
  perspective: 1000px !important;
}

.faq-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
}

.faq-question,
.faq-answer {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 15px;
  z-index: 1;
  transition: opacity ease-in-out 0.3s !important;
}

.faq-answer {
  opacity: 0;
  z-index: 0;
}

.faq-question {
  opacity: 1;
}

.faq-item.flipped .faq-answer {
  opacity: 1;
  z-index: 1;
}

.faq-item.flipped .faq-question {
  opacity: 0;
  z-index: 0;
}

.faq-card {
  position: relative;
  height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* FAQ 질문 영역 스타일링 (플립 카드 앞면) */
.faq-question {
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  align-items: center !important;
  text-align: center !important;
  padding: 20px !important;
  background: white !important;
  color: #333 !important;
  cursor: pointer !important;
}

.faq-question > div:first-child {
  flex: 1;
  display: flex;
  flex-direction: column-reverse;
  justify-content: space-between; /* 아이콘과 텍스트를 상하로 분리 */
  align-items: center;
  width: 100%;
  height: 100%;
  padding-bottom: 50px; /* + 버튼 공간 확보 */
}

.faq-icon {
  flex: 1 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100px !important;
  /* max-width: 100% !important; */
}

.faq-question h5 {
  flex: 1 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  margin: 0 !important;
  text-align: center !important;
  line-height: 1.4 !important;
  padding: 0 10px !important;
  word-break: keep-all;
}

.faq-toggle {
  position: absolute;
  bottom: 15px;
  right: 15px;
}

.faq-close {
  position: absolute;
  bottom: 20px;
  right: 20px;
}

.faq-toggle .badge,
.faq-close .badge {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-toggle .badge:hover,
.faq-close .badge:hover {
  transform: scale(1.1);
}

.faq-flip-card-back .faq-card {
  justify-content: flex-start;
}

/* FAQ 답변 영역 스타일링 (플립 카드 뒷면) */
.faq-answer {
  display: flex !important;
  flex-direction: column !important;
  justify-content: center !important;
  align-items: center !important;
  background: #ffffff !important;
}

.faq-content {
  width: 100% !important;
  max-width: calc(100% - 60px) !important;
  text-align: center !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: center !important;
  min-height: calc(280px - 80px) !important;
}

.faq-close {
  position: absolute !important;
  bottom: 15px !important;
  right: 15px !important;
}

.faq-flip-card-back p,
.faq-answer p {
  font-size: 1rem !important;
  line-height: 1.5 !important;
  margin-bottom: 1rem !important;
  text-align: center !important;
  word-break: keep-all;
}

.faq-answer p:last-child {
  margin-bottom: 0 !important;
}

.faq-close .badge {
  width: 30px !important;
  height: 30px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 18px !important;
  line-height: 1 !important;
}

/* Process Steps */
.process-step {
  position: relative;
}

.process-icon {
  transition: all 0.3s ease;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
  /* Hero Section Mobile */
  .hero-section {
    min-height: 500px;
    padding: 60px 0 !important;
  }

  .hero-section h1 {
    font-size: 2.5rem;
  }

  .hero-section .lead {
    font-size: 1.1rem;
  }

  .hero-section .btn {
    font-size: 1rem;
    padding: 12px 30px !important;
  }

  .hero-section .row .col-md-4 {
    margin-bottom: 10px;
  }

  .hero-section small {
    font-size: 0.9rem;
  }

  /* Partners Section Mobile */
  .partners-section {
    padding: 2rem 0 !important;
  }

  .partners-section h5 {
    font-size: 1rem;
    margin-bottom: 2rem !important;
  }

  .partner-item {
    padding: 0 20px !important;
    min-width: fit-content;
  }

  .partner-item img {
    max-height: 30px !important;
  }

  /* Testimonials Mobile */
  .testimonials-section h2 {
    font-size: 1.8rem;
    margin-bottom: 3rem !important;
  }

  .testimonials-section .card-body {
    padding: 1.5rem !important;
  }

  .testimonials-section .card-text {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  /* Certifications Mobile */
  .certifications-section h2 {
    font-size: 1.8rem;
    margin-bottom: 3rem !important;
  }

  .certification-badge div {
    font-size: 18px !important;
  }

  .certification-badge .text-white div:first-child {
    font-size: 20px !important;
  }

  /* FAQ Mobile */
  .faq-section h2 {
    font-size: 1.8rem;
    margin-bottom: 3rem !important;
  }

  .faq-flip-card {
    height: 250px;
  }

  .faq-card {
    margin-bottom: 1rem;
    height: 250px;
  }

  .faq-card h5 {
    font-size: 1rem;
    line-height: 1.4;
    margin-bottom: 2rem;
  }

  .faq-icon {
    margin-bottom: 1rem !important;
  }

  .faq-icon i {
    font-size: 2rem !important;
  }

  .faq-flip-card-back p,
  .faq-answer p {
    font-size: 1rem !important;
    text-align: left;
  }

  .faq-close .badge {
    width: 25px !important;
    height: 25px !important;
    font-size: 16px !important;
  }

  /* Process Guide Mobile */
  .process-section h2 {
    font-size: 1.8rem;
    margin-bottom: 3rem !important;
  }

  .process-card {
    padding: 2rem !important;
    border-radius: 15px !important;
  }

  .process-icon {
    width: 60px !important;
    height: 60px !important;
    margin-bottom: 1rem !important;
    padding-block: 0 !important;
  }

  .process-icon i {
    font-size: 1.5rem !important;
  }

  .process-step h5 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
  }

  .process-step p {
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  /* Extra Small Devices */
  .hero-section h1 {
    font-size: 2rem;
  }

  .hero-section .btn {
    font-size: 0.9rem;
    padding: 10px 25px !important;
  }

  .partners-section img {
    max-height: 30px !important;
  }

  .certification-badge div {
    font-size: 14px !important;
  }

  .certification-badge .text-white div:first-child {
    font-size: 16px !important;
  }

  .faq-card {
    min-height: 180px;
  }

  .process-icon {
    width: 50px !important;
    height: 50px !important;
    padding-block: 0 !important;
  }

  .process-icon i {
    font-size: 1.2rem !important;
  }
}

/* Tablet Landscape */
@media (min-width: 769px) and (max-width: 1024px) {
  .hero-section h1 {
    font-size: 2.3rem;
  }

  .certification-badge {
    width: 110px !important;
    height: 110px !important;
  }

  .faq-card h5 {
    font-size: 1.1rem;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Button Hover Effects */
.btn-dark:hover {
  background-color: #1a202c;
  border-color: #1a202c;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn-light:hover {
  background-color: #f8f9fa;
  border-color: #f8f9fa;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Card Shadows */
.shadow {
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

.shadow-sm {
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

/* Animation for elements entering viewport */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Ensure proper spacing */
section {
  position: relative;
}

/* Fix for mobile spacing */
@media (max-width: 768px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .py-5 {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }
}

.text-bold {
  font-weight: bold !important;
}

.main-bg {
  background: #edf1f3;
}