/* ==========================================================================
   PT VIBRAIN SOLUSI TECHNOLOGY - DESIGN SYSTEM
   Palette derived from logowarna.png (Forest Green & Vibrant Warm Orange)
   ========================================================================== */

:root {
  /* Brand Primary Colors (Forest Tech Green) */
  --brand-green: #155235;
  --brand-green-dark: #0d3824;
  --brand-green-deep: #082618;
  --brand-green-light: #eef7f2;
  --brand-green-border: #c8e4d4;
  --brand-green-glow: rgba(21, 82, 53, 0.15);

  /* Brand Secondary / Accent Colors (Vibrant Warm Orange) */
  --brand-orange: #ff7c0b;
  --brand-orange-hover: #ea6700;
  --brand-orange-dark: #c45300;
  --brand-orange-light: #fff4ec;
  --brand-orange-border: #fed8b5;
  --brand-orange-glow: rgba(255, 124, 11, 0.25);

  /* Neutrals & Surfaces */
  --bg-white: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-surface: #ffffff;
  --border-subtle: #e2e8f0;
  --border-hover: #cbd5e1;

  /* Typography */
  --text-main: #0c2016;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;

  /* Elevation & Shadows */
  --shadow-xs: 0 1px 3px rgba(12, 32, 22, 0.05);
  --shadow-sm: 0 4px 12px rgba(12, 32, 22, 0.06);
  --shadow-md: 0 10px 25px rgba(12, 32, 22, 0.08);
  --shadow-lg: 0 18px 40px rgba(12, 32, 22, 0.12);
  --shadow-orange: 0 8px 20px rgba(255, 124, 11, 0.22);
  --shadow-green: 0 8px 20px rgba(21, 82, 53, 0.18);

  /* Transitions & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Base & Resets
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-white);
  color: var(--text-body);
  line-height: 1.65;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
}
::-webkit-scrollbar-track {
  background: var(--bg-subtle);
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--brand-green);
}

/* Heading & Typography */
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
  color: var(--text-main);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.text-brand-green { color: var(--brand-green) !important; }
.text-brand-orange { color: var(--brand-orange) !important; }
.text-brand-dark { color: var(--brand-green-dark) !important; }
.bg-brand-green { background-color: var(--brand-green) !important; color: #fff !important; }
.bg-brand-orange { background-color: var(--brand-orange) !important; color: #fff !important; }

/* ==========================================================================
   Badges & Micro Components
   ========================================================================== */
.badge-vibrain {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-green-light);
  color: var(--brand-green);
  border: 1px solid var(--brand-green-border);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-orange-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--brand-orange-light);
  color: var(--brand-orange-dark);
  border: 1px solid var(--brand-orange-border);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  font-weight: 700;
}

.badge-verified {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-vibrain-primary {
  background: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-dark) 100%);
  color: #ffffff !important;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-pill);
  padding: 10px 24px;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}
.btn-vibrain-primary:hover {
  background: linear-gradient(135deg, var(--brand-green-dark) 0%, var(--brand-green-deep) 100%);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(21, 82, 53, 0.28);
}

.btn-vibrain-orange {
  background: linear-gradient(135deg, var(--brand-orange) 0%, var(--brand-orange-hover) 100%);
  color: #ffffff !important;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-pill);
  padding: 10px 24px;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-orange);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}
.btn-vibrain-orange:hover {
  background: linear-gradient(135deg, var(--brand-orange-hover) 0%, var(--brand-orange-dark) 100%);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(255, 124, 11, 0.35);
}

.btn-vibrain-outline {
  background: transparent;
  color: var(--brand-green) !important;
  font-weight: 600;
  border: 1.5px solid var(--brand-green);
  border-radius: var(--radius-pill);
  padding: 9px 22px;
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}
.btn-vibrain-outline:hover {
  background: var(--brand-green);
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-green);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar-vibrain {
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-normal);
  z-index: 1030;
}
.navbar-vibrain.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 20px rgba(12, 32, 22, 0.08);
}

.navbar-brand-text {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--brand-green-deep);
  line-height: 1.1;
}
.navbar-brand-sub {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--brand-orange);
}

.navbar-nav .nav-link {
  font-weight: 600;
  font-size: 0.9rem;
  color: #475569;
  padding: 8px 14px !important;
  border-radius: var(--radius-pill);
  transition: var(--transition-fast);
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--brand-green) !important;
  background-color: var(--brand-green-light);
}

/* Mobile Top & Bottom Bar */
.vibrain-mobile-top {
  position: sticky;
  top: 0;
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1025;
}
.vibrain-mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-around;
  padding: 8px 6px calc(8px + env(safe-area-inset-bottom));
  z-index: 1040;
  box-shadow: 0 -4px 15px rgba(0,0,0,0.06);
}
.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: #64748b;
  font-size: 0.68rem;
  font-weight: 600;
  gap: 2px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.mobile-nav-item i {
  font-size: 1.15rem;
}
.mobile-nav-item.active,
.mobile-nav-item:hover {
  color: var(--brand-green);
}
.mobile-nav-cta {
  color: var(--brand-orange) !important;
}

/* ==========================================================================
   Cards & Glassmorphism
   ========================================================================== */
.clean-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  transition: var(--transition-smooth);
}
.clean-card:hover {
  border-color: var(--brand-green-border);
  box-shadow: var(--shadow-md);
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--brand-green-light);
  color: var(--brand-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  transition: var(--transition-fast);
}
.clean-card:hover .feature-icon-box {
  background: var(--brand-green);
  color: #ffffff;
  transform: scale(1.05);
}

.icon-orange-box {
  background: var(--brand-orange-light) !important;
  color: var(--brand-orange) !important;
}
.clean-card:hover .icon-orange-box {
  background: var(--brand-orange) !important;
  color: #ffffff !important;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 130px 0 80px;
  background: radial-gradient(circle at 85% 15%, rgba(255, 124, 11, 0.08) 0%, transparent 40%),
              radial-gradient(circle at 10% 80%, rgba(21, 82, 53, 0.06) 0%, transparent 45%),
              linear-gradient(180deg, #ffffff 0%, #f4faf6 100%);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
}

.hero-title {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--brand-green-deep);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-body);
  line-height: 1.65;
}

.hero-brand-card {
  position: relative;
  background: #ffffff;
  border: 1.5px solid var(--brand-green-border);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  box-shadow: 0 20px 45px rgba(21, 82, 53, 0.09);
  text-align: center;
}
.hero-brand-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-green) 0%, var(--brand-orange) 100%);
  border-radius: 4px 4px 0 0;
}

.hero-logo-img {
  max-height: 105px;
  filter: drop-shadow(0 10px 18px rgba(21, 82, 53, 0.16));
  transition: var(--transition-normal);
}
.hero-brand-card:hover .hero-logo-img {
  transform: translateY(-4px) scale(1.02);
}

.metric-stat-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
}
.metric-num {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.1;
}

/* ==========================================================================
   8-Step Methodology Infographic
   ========================================================================== */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.step-card:hover {
  transform: translateY(-5px);
  border-color: var(--brand-orange-border);
  box-shadow: 0 14px 30px rgba(255, 124, 11, 0.12);
}
.step-card:hover .step-num-pill {
  background: var(--brand-orange);
  color: #ffffff;
}

.step-num-pill {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-pill);
  background: var(--brand-green-light);
  color: var(--brand-green);
  font-weight: 800;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.step-icon-circle {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  color: var(--brand-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.step-card:hover .step-icon-circle {
  background: var(--brand-orange-light);
  color: var(--brand-orange);
}

/* ==========================================================================
   Flagship Products
   ========================================================================== */
.flagship-card {
  background: #ffffff;
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-sm);
}
.flagship-card.featured {
  border-color: var(--brand-green);
  box-shadow: 0 12px 35px rgba(21, 82, 53, 0.12);
}
.flagship-card.featured::before {
  content: 'TOP RECOMMENDED';
  position: absolute;
  top: -12px;
  left: 28px;
  background: linear-gradient(90deg, var(--brand-orange) 0%, #ea580c 100%);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-orange);
}

.flagship-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-green);
}

.product-price-badge {
  background: var(--brand-green-light);
  color: var(--brand-green-deep);
  border: 1px solid var(--brand-green-border);
  padding: 6px 14px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-block;
}

.feature-check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.9rem;
}
.feature-check-item i {
  color: var(--brand-green);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==========================================================================
   Filter Tabs
   ========================================================================== */
.catalog-nav-pills {
  background: #f1f5f9;
  padding: 5px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  gap: 4px;
  border: 1px solid var(--border-subtle);
}
.catalog-nav-pills .nav-link {
  border-radius: var(--radius-pill);
  padding: 8px 20px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-muted);
  border: none;
  background: transparent;
  transition: var(--transition-fast);
}
.catalog-nav-pills .nav-link.active {
  background: var(--brand-green);
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(21, 82, 53, 0.2);
}

/* ==========================================================================
   Accordion (FAQ)
   ========================================================================== */
.accordion-vibrain .accordion-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md) !important;
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition-fast);
}
.accordion-vibrain .accordion-item:hover {
  border-color: var(--brand-green-border);
}
.accordion-vibrain .accordion-button {
  font-weight: 700;
  color: var(--brand-green-deep);
  background: #ffffff;
  box-shadow: none;
  padding: 18px 22px;
  font-size: 0.98rem;
}
.accordion-vibrain .accordion-button:not(.collapsed) {
  color: var(--brand-green);
  background: var(--brand-green-light);
}
.accordion-vibrain .accordion-button::after {
  filter: hue-rotate(90deg);
}
.accordion-vibrain .accordion-body {
  padding: 18px 22px 24px;
  color: var(--text-body);
  line-height: 1.7;
}

/* ==========================================================================
   Contact & Forms
   ========================================================================== */
.form-control, .form-select {
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 11px 16px;
  font-size: 0.92rem;
  transition: var(--transition-fast);
}
.form-control:focus, .form-select:focus {
  border-color: var(--brand-green);
  box-shadow: 0 0 0 3px var(--brand-green-glow);
  outline: none;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-content-vibrain {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 25px 60px rgba(12, 32, 22, 0.2);
}
.modal-header {
  border-bottom: 1px solid var(--border-subtle);
  padding: 20px 24px;
}
.modal-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 18px 24px;
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: #ffffff !important;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  z-index: 1020;
  transition: var(--transition-normal);
  text-decoration: none;
}
.floating-whatsapp-btn:hover {
  transform: scale(1.08) translateY(-3px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.45);
}
.floating-whatsapp-btn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-pill);
  border: 2px solid #25d366;
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.4); opacity: 0; }
}

@media (max-width: 991.98px) {
  .floating-whatsapp-btn {
    bottom: 74px; /* avoid overlap with mobile bottom bar */
    right: 18px;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer-vibrain {
  background: #092115;
  color: #cbd5e1;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-vibrain a {
  color: #94a3b8;
  text-decoration: none;
  transition: var(--transition-fast);
}
.footer-vibrain a:hover {
  color: var(--brand-orange);
  padding-left: 3px;
}
.footer-title {
  color: #ffffff;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}