/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
  --color-primary: #0b2545;       /* Biru Tua */
  --color-primary-light: #134074; /* Biru Tua Terang */
  --color-secondary: #00b4d8;     /* Biru Muda / Teal */
  --color-secondary-hover: #0077b6;
  --color-accent: #f59e0b;        /* Emas / Orange untuk aksen hangat */
  --color-bg-light: #f8fafc;      /* Abu-abu Sangat Muda */
  --color-bg-white: #ffffff;
  --color-text-dark: #1e293b;     /* Abu-abu Gelap untuk Konten */
  --color-text-muted: #64748b;    /* Abu-abu Redup */
  --color-border: #e2e8f0;
  
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
}

/* Reset Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-dark);
  background-color: var(--color-bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 6rem 0;
}

.text-center {
  text-align: center;
}

.section-title-wrapper {
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.section-subtitle {
  color: var(--color-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
  margin-bottom: 1rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--color-secondary);
  border-radius: 2px;
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--color-secondary);
  color: var(--color-bg-white);
}

.btn-primary:hover {
  background-color: var(--color-secondary-hover);
  box-shadow: 0 8px 20px -6px rgba(0, 180, 216, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-bg-white);
  color: var(--color-bg-white);
}

.btn-outline:hover {
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-dark {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
}

.btn-dark:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
}

/* Navbar */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-normal);
  padding: 1.25rem 0;
}

header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: 0.75rem 0;
}

header.scrolled h1.logo-text {
  color: var(--color-primary);
}

header.scrolled .nav-link {
  color: var(--color-text-dark);
}

header.scrolled .nav-link.active {
  color: var(--color-secondary);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-bg-white);
  box-shadow: var(--shadow-sm);
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-bg-white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: var(--transition-normal);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-bg-white);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle-icon {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-bg-white);
  position: relative;
  transition: var(--transition-normal);
}

header.scrolled .nav-toggle-icon {
  background-color: var(--color-primary);
}

.nav-toggle-icon::before, .nav-toggle-icon::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 3px;
  background-color: inherit;
  left: 0;
  transition: var(--transition-normal);
}

.nav-toggle-icon::before {
  top: -8px;
}

.nav-toggle-icon::after {
  top: 8px;
}

/* Active Hamburger state */
.nav-toggle.open .nav-toggle-icon {
  background-color: transparent;
}
.nav-toggle.open .nav-toggle-icon::before {
  transform: rotate(45deg);
  top: 0;
}
.nav-toggle.open .nav-toggle-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-image: linear-gradient(rgba(11, 37, 69, 0.85), rgba(19, 64, 116, 0.8)), url('assets/images/hero-img.jpeg');
  background-size: cover;
  background-position: center;
  color: var(--color-bg-white);
  padding-top: 5rem;
}

.hero-content {
  max-width: 750px;
}

.hero-tagline {
  background-color: rgba(0, 180, 216, 0.15);
  border: 1px solid rgba(0, 180, 216, 0.3);
  padding: 0.35rem 1rem;
  border-radius: 30px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(5px);
  animation: fadeInUp 0.8s ease;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-bg-white);
  margin-bottom: 1.5rem;
  line-height: 1.15;
  animation: fadeInUp 1s ease;
}

.hero-desc {
  font-size: 1.125rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
  animation: fadeInUp 1.2s ease;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 1.4s ease;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.about-img-container {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 180, 216, 0.2), rgba(11, 37, 69, 0.4));
}

.about-content h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.about-quote {
  border-left: 4px solid var(--color-secondary);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--color-primary-light);
}

.about-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat-item {
  background-color: var(--color-bg-light);
  padding: 1.25rem;
  border-radius: var(--border-radius-sm);
  border-left: 3px solid var(--color-secondary);
}

.stat-num {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Verses Section */
.verses-section {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  position: relative;
  overflow: hidden;
}

.verses-bg-pattern {
  position: absolute;
  width: 300px;
  height: 300px;
  background-color: rgba(0, 180, 216, 0.05);
  border-radius: 50%;
  top: -100px;
  right: -100px;
}

.verses-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  position: relative;
  z-index: 2;
}

.verse-card {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(5px);
  padding: 2.5rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-normal);
}

.verse-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(0, 180, 216, 0.3);
}

.verse-icon {
  font-size: 2rem;
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.verse-text {
  font-style: italic;
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

.verse-ref {
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--color-secondary);
}

/* 4 Bidang Pelayanan */
.bg-light {
  background-color: var(--color-bg-light);
}

.pelayanan-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.pelayanan-card {
  background-color: var(--color-bg-white);
  padding: 2.5rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  border-top: 4px solid transparent;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pelayanan-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-top-color: var(--color-secondary);
}

.pelayanan-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--border-radius-sm);
  background-color: rgba(0, 180, 216, 0.1);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.pelayanan-card h3 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.pelayanan-list {
  list-style: none;
  margin-top: auto;
  padding-top: 1.5rem;
}

.pelayanan-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.pelayanan-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-secondary);
  font-weight: bold;
}

/* Timeline Sejarah */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--color-border);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
  border-radius: 2px;
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  background-color: inherit;
  width: 50%;
}

.timeline-item::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  background-color: var(--color-bg-white);
  border: 4px solid var(--color-secondary);
  top: 15px;
  border-radius: 50%;
  z-index: 1;
  transition: var(--transition-normal);
}

.timeline-item.left {
  left: 0;
}

.timeline-item.right {
  left: 50%;
}

.timeline-item.right::after {
  left: -10px;
}

.timeline-content {
  padding: 1.75rem;
  background-color: var(--color-bg-light);
  position: relative;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.timeline-item:hover .timeline-content {
  box-shadow: var(--shadow-md);
  background-color: var(--color-bg-white);
  transform: translateY(-2px);
}

.timeline-item:hover::after {
  background-color: var(--color-secondary);
  transform: scale(1.2);
}

.timeline-year {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
  display: block;
}

.timeline-title {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

/* Pengurus Section */
.pengurus-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.pengurus-card {
  background-color: var(--color-bg-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  text-align: center;
  transition: var(--transition-normal);
  border: 1px solid var(--color-border);
}

.pengurus-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary);
}

.pengurus-avatar-wrapper {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  padding: 3rem 1.5rem 2rem 1.5rem;
  clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
  position: relative;
}

.pengurus-avatar {
  width: 90px;
  height: 90px;
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  border-radius: 50%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: bold;
  border: 4px solid var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.pengurus-info {
  padding: 1.5rem;
}

.pengurus-name {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.pengurus-role {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* CTA Section */
.cta-section {
  position: relative;
  background-image: linear-gradient(rgba(11, 37, 69, 0.9), rgba(11, 37, 69, 0.9)), url('assets/images/asrama%20anak.jpeg');
  background-size: cover;
  background-position: center;
  color: var(--color-bg-white);
  text-align: center;
  padding: 5rem 0;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  color: var(--color-bg-white);
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.cta-btns {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Footer */
footer {
  background-color: #05101e;
  color: #94a3b8;
  padding: 5rem 0 2rem 0;
  font-size: 0.9rem;
  border-top: 4px solid var(--color-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand h4 {
  color: var(--color-bg-white);
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-brand p {
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--color-bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
  font-size: 1.1rem;
}

.social-icon:hover {
  background-color: var(--color-secondary);
  transform: translateY(-3px);
}

.footer-links h4, .footer-contact h4 {
  color: var(--color-bg-white);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-links h4::after, .footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-secondary);
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a:hover {
  color: var(--color-secondary);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.contact-icon {
  color: var(--color-secondary);
  margin-top: 0.2rem;
  font-size: 1.1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.8rem;
}

/* Animations Keyframes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll Animation classes managed by JS */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .pengurus-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 4rem 0;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-primary);
    flex-direction: column;
    align-items: flex-start;
    padding: 6rem 2rem 2rem 2rem;
    gap: 1.5rem;
    transition: var(--transition-normal);
    box-shadow: -5px 0 20px rgba(0,0,0,0.2);
  }
  
  .nav-menu.open {
    right: 0;
  }
  
  .nav-toggle {
    display: block;
    z-index: 1100;
  }
  
  .nav-link {
    color: var(--color-bg-white) !important;
    font-size: 1.1rem;
    width: 100%;
    display: block;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .verses-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .pelayanan-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline::after {
    left: 31px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 55px;
    padding-right: 20px;
  }
  
  .timeline-item.right {
    left: 0;
  }
  
  .timeline-item::after {
    left: 21px;
    right: auto;
  }
  
  .timeline-item.right::after {
    left: 21px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .pengurus-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-btns {
    flex-direction: column;
  }
  
  .hero-btns .btn {
    width: 100%;
  }
}

/* Floating Action Buttons */
.floating-buttons {
  position: fixed;
  bottom: 25px;
  right: 25px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  z-index: 999;
}

.btn-scroll-top, .btn-floating-wa {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  text-decoration: none;
}

.btn-scroll-top {
  background-color: var(--color-secondary);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
}

.btn-scroll-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.btn-scroll-top:hover {
  background-color: var(--color-secondary-hover);
  transform: translateY(-3px);
}

.btn-floating-wa {
  background-color: #25d366;
}

.btn-floating-wa:hover {
  background-color: #20ba5a;
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

/* Copy Account Number Button */
.btn-copy-rek {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: all var(--transition-fast);
}

.btn-copy-rek:hover {
  background-color: var(--color-secondary);
  color: #ffffff;
  border-color: var(--color-secondary);
}

.btn-copy-rek.success {
  background-color: #25d366;
  color: #ffffff;
  border-color: #25d366;
}