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

:root {
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #d946ef 100%);
  --primary-color: #8b5cf6;
  --primary-dark: #6d28d9;
  --primary-light: #ede9fe;
  --text-dark: #111111;
  --text-muted: #4b5563;
  --bg-light: #ffffff;
  --bg-alt: #f8f9fa;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* --- Header & Navigation --- */
header {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid rgba(229, 231, 235, 0.5);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

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

.logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-muted);
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: var(--transition);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  margin: 5px 0;
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  padding: 10rem 0 7rem 0;
  background: radial-gradient(circle at 80% 20%, rgba(237, 233, 254, 0.5) 0%, rgba(255, 255, 255, 1) 70%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -10%;
  width: 40vw;
  height: 40vw;
  background: var(--primary-gradient);
  filter: blur(150px);
  opacity: 0.15;
  z-index: 0;
  border-radius: 50%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.hero-content h1 span {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 2rem;
  font-weight: 600;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-size: 1rem;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-dark);
  border-color: rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background-color: var(--bg-alt);
  border-color: rgba(0, 0, 0, 0.2);
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  max-height: 450px;
  object-fit: cover;
  transition: var(--transition);
}

.hero-image-wrapper:hover img {
  transform: translateY(-8px);
}

/* --- Section Global Styling --- */
section {
  padding: 6rem 0;
}

.section-alt {
  background-color: var(--bg-alt);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4.5rem auto;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -1px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* --- Visi Misi Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.about-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  text-align: justify;
}

.mission-list {
  list-style: none;
}

.mission-list li {
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
  color: var(--text-muted);
}

.mission-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 2px;
  width: 24px;
  height: 24px;
  background: var(--primary-gradient);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
}

/* --- Core Values Section --- */
.ferrine-values-container {
  max-width: 650px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.ferrine-value-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: var(--bg-alt);
  padding: 0.6rem 1.25rem;
  border-radius: var(--border-radius-sm);
  border-left: 3px solid var(--primary-color);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.ferrine-value-row:hover {
  transform: translateX(6px);
  background-color: var(--bg-light);
  box-shadow: var(--shadow-md);
  border-left-color: #d946ef;
}

.ferrine-letter {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  width: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  line-height: 1;
}

.ferrine-value-content {
  display: grid;
  grid-template-columns: 160px 1fr;
  align-items: center;
  gap: 1rem;
  flex-grow: 1;
}

.ferrine-value-content h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0;
}

.ferrine-value-content p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0;
  line-height: 1.4;
}

/* Responsive adjustment for values on mobile */
@media (max-width: 600px) {
  .ferrine-value-content {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}

/* --- Products Section --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.product-card {
  background-color: var(--bg-light);
  border-radius: var(--border-radius-md);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary-gradient);
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(139, 92, 246, 0.1);
}

.product-card:hover::before {
  opacity: 1;
}

.product-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.product-tag {
  font-size: 0.75rem;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 1rem;
}

.product-description {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.product-link {
  color: var(--primary-color);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
}

.product-link:hover {
  color: var(--primary-dark);
  border-bottom-color: var(--primary-dark);
}

.products-more {
  text-align: center;
  margin-top: 3.5rem;
}

.products-more p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
}

.contact-info h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.info-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: bold;
}

.info-text h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.info-text p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.95rem;
}

.contact-form-wrapper {
  background-color: var(--bg-light);
  padding: 3rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: var(--transition);
  background-color: var(--bg-alt);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: var(--bg-light);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* --- Footer --- */
footer {
  background-color: #0f0f17;
  color: #a1a1aa;
  padding: 5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-links h4 {
  color: white;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: white;
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .hero-content p {
    margin: 0 auto 2.5rem auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .navbar {
    height: 70px;
  }
  
  .nav-links {
    display: none; /* Burger menu toggle can be implemented via JS */
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero-content h1 {
    font-size: 2.75rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}