:root {
  /* Corporate Palette */
  --color-primary: #0f4c81;
  --color-primary-dark: #0a2540;
  --color-primary-light: #e8f1f8;
  --color-accent-blue: #1d70b8;

  --color-secondary: #ffcc00;
  --color-secondary-hover: #e6b800;
  --color-secondary-light: #fffde6;
  --color-secondary-border: #fde047;

  --color-accent-green: #0d8a58;
  --color-accent-green-bg: #ecfdf5;

  /* Neutral Canvas */
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-dark: #0f172a;

  /* Text & Typography */
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  /* Borders & Rules */
  --border-subtle: #e2e8f0;

  /* Elevation & Shadows */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(15, 23, 42, 0.03);
  --shadow-primary: 0 4px 14px rgba(15, 76, 129, 0.2);

  /* Fonts & Geometry */
  --font-base: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', var(--font-base);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Container System */
.container {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 4.5rem;
  position: relative;
}

.section-white {
  background-color: #ffffff;
}

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

.section-gradient {
  background: linear-gradient(180deg, #f8fafc 0%, #edf3f8 100%);
}

/* Typography Hierarchy */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section-title {
  font-size: clamp(1.85rem, 3vw, 2.35rem);
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
  line-height: 1.6;
}

/* Professional Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  box-shadow: none;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--color-secondary);
  color: #0f172a;
  border: 1px solid #eab308;
}

.btn-primary:hover {
  background: var(--color-secondary-hover);
  color: #000000;
  border-color: #ca8a04;
  transform: translateY(-1px);
}

.btn-whatsapp {
  background: #128c7e;
  color: #ffffff;
  font-weight: 600;
  border: 1px solid #0d7367;
}

.btn-whatsapp:hover {
  background: #075e54;
  border-color: #054c44;
  transform: translateY(-1px);
}

.btn-outline {
  background: #ffffff;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-outline:hover {
  background: var(--bg-page);
  border-color: #cbd5e1;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

/* Top Utility Bar */
.top-util-bar {
  background: var(--color-secondary);
  color: #0f172a;
  font-size: 0.76rem;
  font-weight: 600;
  padding: 0.25rem 0;
  line-height: 1.2;
  border-bottom: 1px solid #eab308;
}

.top-util-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-util-left {
  display: flex;
  align-items: center;
}

.top-util-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.top-util-right a {
  color: #0f172a;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: var(--transition);
}

.top-util-right a:hover {
  color: #000000;
  text-decoration: underline;
}

/* Header & Navigation */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.corporate-logo {
  display: inline-flex;
  align-items: center;
}

.brand-logo-img {
  max-height: 46px;
  width: auto;
  object-fit: contain;
  display: block;
}

.desktop-nav {
  display: flex;
  list-style: none;
  gap: 1.75rem;
}

.nav-link-item a {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-secondary);
  transition: var(--transition);
  padding-block: 0.5rem;
}

.nav-link-item a:hover {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-menu-trigger {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-primary);
}

/* Hero Section */
.hero-corporate {
  padding-top: 3.5rem;
  padding-bottom: 4rem;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8fb 100%);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-main-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1.1rem;
}

.hero-summary {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

/* Assurance Pills */
.hero-assurance-pills {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.assurance-pill-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.pill-check {
  color: #10b981;
  font-weight: 800;
  font-size: 0.92rem;
  flex-shrink: 0;
}

.hero-action-buttons {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Quick Inquiry Form Box */
.hero-audit-box {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-top: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
  position: relative;
}

.audit-box-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.form-group-biz {
  margin-bottom: 0.85rem;
}

.form-label-biz {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.form-control-biz {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.form-control-biz:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.12);
}

/* Carrier Spectrum Horizontal Section */
.carrier-stripe-section {
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  padding: 2rem 0 1.75rem;
}

.stripe-header-center {
  text-align: center;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stripe-title-row {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 0.3rem;
}

.stripe-radar-dot {
  width: 9px;
  height: 9px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
  animation: radar-pulse 2s infinite;
  flex-shrink: 0;
}

@keyframes radar-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.stripe-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.stripe-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
  max-width: 680px;
  text-align: center;
}

.carrier-stripe-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.stripe-capsules-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  width: 100%;
}

@media (max-width: 1024px) {
  .stripe-capsules-group {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }
}

@media (max-width: 600px) {
  .stripe-capsules-group {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

.stripe-capsule {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: var(--transition);
  position: relative;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.stripe-capsule:hover {
  background: #ffffff;
  border-color: #cbd5e1;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
}

.capsule-logo-real {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.capsule-logo-real svg {
  width: 100%;
  height: 100%;
  display: block;
}

.capsule-body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex: 1;
  min-width: 0;
}

.capsule-name {
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
}

.capsule-badge {
  font-size: 0.65rem;
  font-weight: 700;
  color: #065f46;
  background: #d1fae5;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
}

.capsule-freq {
  font-size: 0.74rem;
  color: var(--text-muted);
  font-weight: 600;
  white-space: nowrap;
}

/* 5-Bar Cellular Signal Visualizer */
.capsule-signal {
  display: flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 16px;
  padding-left: 0.5rem;
  flex-shrink: 0;
}

.capsule-signal .bar {
  width: 3.5px;
  background: #10b981;
  border-radius: 1.5px;
  transition: var(--transition);
}

.capsule-signal .bar-1 { height: 4px; }
.capsule-signal .bar-2 { height: 7px; }
.capsule-signal .bar-3 { height: 10px; }
.capsule-signal .bar-4 { height: 13px; }
.capsule-signal .bar-5 { height: 16px; }

.stripe-capsule:hover .capsule-signal .bar {
  background: #059669;
}

/* About & Service Content */
.services-content-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 960px;
  margin-inline: auto;
}

.service-detail-paragraph {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.service-detail-paragraph strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* Service Areas & Periphery */
.service-paragraphs-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.25rem;
}

.service-area-paragraph {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.service-area-paragraph strong {
  color: var(--text-primary);
  font-weight: 700;
}

.service-periphery-strip {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-md);
  padding: 1.35rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.periphery-info {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  max-width: 800px;
}

.periphery-icon {
  font-size: 1.5rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.periphery-info strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.periphery-info p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Product Gallery */
.products-gallery-grid-clean {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 992px) {
  .products-gallery-grid-clean {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

@media (max-width: 600px) {
  .products-gallery-grid-clean {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    max-width: 420px;
    margin-inline: auto;
  }
}

.product-image-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.25rem;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  width: 100%;
}

.product-image-card:hover {
  transform: translateY(-4px);
  border-color: #cbd5e1;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
}

.product-image-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform 0.35s ease;
}

.product-image-card:hover img {
  transform: scale(1.05);
}

/* Customer Reviews */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 820px;
  margin-inline: auto;
}

@media (max-width: 680px) {
  .case-studies-grid {
    grid-template-columns: 1fr;
  }
}

.case-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.case-stars {
  color: #f59e0b;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 0.75rem;
}

.case-testimonial-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.case-author-simple {
  border-top: 1px solid #f1f5f9;
  padding-top: 0.85rem;
}

.case-author-simple strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-primary);
  font-weight: 700;
}

.case-author-simple span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Enterprise CTA Banner */
.enterprise-cta-strip {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 3.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-primary);
}

.enterprise-cta-strip h2 {
  color: #ffffff;
  font-size: clamp(1.9rem, 3.2vw, 2.4rem);
  margin-bottom: 0.65rem;
}

.enterprise-cta-strip p {
  color: #dbeafe;
  font-size: 1.05rem;
  max-width: 620px;
  margin-inline: auto;
  margin-bottom: 2rem;
}

/* Corporate Footer */
.corporate-footer {
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
  padding-top: 4rem;
  padding-bottom: 5rem;
  color: #475569;
}

.footer-grid-corporate {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr 1.3fr 1.3fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (max-width: 1024px) {
  .footer-grid-corporate {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  .footer-grid-corporate {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
}

.footer-brand-logo {
  max-width: 180px;
  height: auto;
  margin-bottom: 1rem;
}

.footer-company-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #64748b;
  margin-bottom: 1.25rem;
}

.footer-heading {
  font-size: 0.92rem;
  font-weight: 800;
  color: #0f172a;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.2rem;
  position: relative;
}

.footer-heading::after {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  margin-top: 0.4rem;
  border-radius: 2px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links-list a {
  color: #475569;
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.footer-links-list a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

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

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.86rem;
  color: #475569;
  line-height: 1.45;
}

.footer-contact-list strong {
  color: #0f172a;
}

.footer-contact-list a {
  color: var(--color-primary);
  font-weight: 700;
  transition: color 0.2s ease;
}

.footer-contact-list a:hover {
  text-decoration: underline;
}

.c-icon {
  font-size: 0.95rem;
  line-height: 1.2;
}

/* Clean Simple Map Frame */
.footer-map-simple {
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
  background: #ffffff;
  height: 180px;
}

.footer-map-simple iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Footer Bottom Bar */
.footer-bottom-bar {
  border-top: 1px solid #e2e8f0;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 1rem;
}

.back-to-top-btn {
  color: var(--color-primary);
  font-weight: 700;
  transition: color 0.2s ease;
}

.back-to-top-btn:hover {
  text-decoration: underline;
}

/* Mobile Sticky Action Bar */
.mobile-action-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  border-top: 1px solid var(--border-subtle);
  padding: 0.75rem 1rem;
  z-index: 999;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.06);
}

@media (max-width: 768px) {
  .mobile-action-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu-trigger {
    display: block;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .top-util-bar {
    display: none;
  }
}