/* ==========================================================================
   RURBIX BRAND COLOR THEME & STYLESHEET
   Brand Colors: Dark Navy (#061A3A), Deep Blue (#0B3A78), Primary Gold (#D4A62A)
   ========================================================================== */

:root {
  /* Brand Color Palette */
  --color-primary-navy: #061A3A;
  --color-secondary-blue: #0B3A78;
  --color-primary-gold: #D4A62A;
  --color-light-gold: #E6C35A;
  --color-white: #FFFFFF;
  --color-light-bg: #F5F7FA;
  --color-primary-text: #101828;
  --color-muted-text: #667085;
  --color-footer-muted: #D0D5DD;
  --color-border: #E4E7EC;

  /* Typography */
  --font-family-base: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  
  /* Layout & Spacing */
  --container-max-width: 1240px;
  --section-padding-desktop: 96px 24px;
  --section-padding-mobile: 56px 16px;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-pill: 9999px;

  /* Transitions & Shadows */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --box-shadow-subtle: 0 4px 20px rgba(6, 26, 58, 0.06);
  --box-shadow-hover: 0 12px 32px rgba(6, 26, 58, 0.12);
  --box-shadow-gold: 0 4px 20px rgba(212, 166, 42, 0.25);
}

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

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

body {
  font-family: var(--font-family-base);
  color: var(--color-primary-text);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
.highlight {
  color: var(--color-primary-gold);
}

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

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: rgba(212, 166, 42, 0.1);
  border: 1px solid rgba(212, 166, 42, 0.3);
  border-radius: var(--border-radius-pill);
  color: var(--color-primary-navy);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-tag.dark-bg {
  background-color: rgba(212, 166, 42, 0.15);
  color: var(--color-primary-gold);
  border-color: rgba(212, 166, 42, 0.4);
}

.section-heading {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-muted-text);
  max-width: 680px;
  margin: 0 auto 48px auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary-gold);
  color: var(--color-primary-navy);
  border-color: var(--color-primary-gold);
}

.btn-primary:hover {
  background-color: var(--color-light-gold);
  border-color: var(--color-light-gold);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-gold);
}

.btn-navy {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
  border-color: var(--color-primary-navy);
}

.btn-navy:hover {
  background-color: var(--color-secondary-blue);
  border-color: var(--color-secondary-blue);
  transform: translateY(-2px);
}

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

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-primary-gold);
  color: var(--color-primary-gold);
  transform: translateY(-2px);
}

/* ==========================================================================
   1. HEADER & NAVBAR
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--transition-fast);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(6, 26, 58, 0.08);
}

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

.brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  position: relative;
  padding: 8px 0;
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary-gold);
}

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

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-primary-navy);
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero-section {
  background: linear-gradient(135deg, #061A3A 0%, #0B3A78 100%);
  color: var(--color-white);
  padding: 100px 0 120px 0;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-heading {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-white);
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-footer-muted);
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary-gold);
}

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

/* Hero Diagram Visual */
.visual-card-wrapper {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 166, 42, 0.3);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.ecosystem-diagram {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.diagram-node {
  background: #061A3A;
  border: 1px solid rgba(212, 166, 42, 0.4);
  border-radius: var(--border-radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform var(--transition-normal);
}

.diagram-node:hover {
  transform: translateX(6px);
  border-color: var(--color-primary-gold);
}

.diagram-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(212, 166, 42, 0.15);
  color: var(--color-primary-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.diagram-info h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 4px;
}

.diagram-info p {
  font-size: 0.875rem;
  color: var(--color-footer-muted);
}

.connector-line {
  height: 14px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary-gold), rgba(212, 166, 42, 0.2));
  margin-left: 43px;
}

/* ==========================================================================
   3. POPULAR SERVICES GRID (Salon, Electrician, Home Care)
   ========================================================================== */
.services-catalog-section {
  padding: var(--section-padding-desktop);
  background-color: var(--color-white);
}

.popular-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
  box-shadow: var(--box-shadow-subtle);
  overflow: hidden;
}

.service-card-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--color-primary-gold);
  transition: width var(--transition-normal);
}

.service-card-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-hover);
  border-color: rgba(212, 166, 42, 0.4);
}

.service-card-item:hover::after {
  width: 100%;
}

.service-card-icon {
  width: 54px;
  height: 54px;
  background-color: rgba(6, 26, 58, 0.05);
  border: 1px solid rgba(6, 26, 58, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-navy);
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: all var(--transition-fast);
}

.service-card-item:hover .service-card-icon {
  background-color: var(--color-primary-navy);
  color: var(--color-primary-gold);
}

.service-card-item h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 10px;
}

.service-card-item p {
  font-size: 0.925rem;
  color: var(--color-muted-text);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-points {
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.service-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-text);
  margin-bottom: 8px;
}

.service-points li i {
  color: var(--color-primary-gold);
  font-size: 0.8rem;
}

/* ==========================================================================
   4. THREE APP CARDS
   ========================================================================== */
.apps-section {
  padding: var(--section-padding-desktop);
  background-color: var(--color-light-bg);
  border-top: 1px solid var(--color-border);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.app-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
  box-shadow: var(--box-shadow-subtle);
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary-navy) 0%, var(--color-primary-gold) 100%);
}

.app-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--box-shadow-hover);
  border-color: rgba(212, 166, 42, 0.4);
}

.app-card-icon {
  width: 56px;
  height: 56px;
  background-color: rgba(6, 26, 58, 0.04);
  border: 1px solid rgba(6, 26, 58, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-navy);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.app-card:hover .app-card-icon {
  background-color: var(--color-primary-navy);
  color: var(--color-primary-gold);
}

.app-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 12px;
  border-radius: var(--border-radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background-color: rgba(212, 166, 42, 0.12);
  color: var(--color-primary-navy);
  border: 1px solid rgba(212, 166, 42, 0.3);
  margin-bottom: 16px;
}

.app-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 12px;
}

.app-card-description {
  font-size: 0.975rem;
  color: var(--color-muted-text);
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.app-features-list {
  margin-bottom: 28px;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}

.app-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-primary-text);
  margin-bottom: 10px;
}

.app-features-list li i {
  color: var(--color-primary-gold);
  font-size: 0.85rem;
}

.app-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--color-primary-navy);
  font-size: 0.95rem;
}

.app-card-link:hover {
  color: var(--color-primary-gold);
}

/* ==========================================================================
   5. HOW RURBIX WORKS
   ========================================================================== */
.how-it-works-section {
  background-color: var(--color-white);
  padding: var(--section-padding-desktop);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.step-card {
  background: var(--color-light-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px 24px;
  transition: transform var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  background: var(--color-white);
}

.step-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary-gold);
  line-height: 1;
  margin-bottom: 16px;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.925rem;
  color: var(--color-muted-text);
  line-height: 1.55;
}

/* ==========================================================================
   6. BENEFITS & FEATURES
   ========================================================================== */
.features-white-section {
  padding: var(--section-padding-desktop);
  background-color: var(--color-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.feature-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  border-radius: var(--border-radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.feature-item:hover {
  border-color: var(--color-border);
  background-color: var(--color-light-bg);
}

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--border-radius-md);
  background-color: rgba(6, 26, 58, 0.06);
  color: var(--color-primary-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
  border: 1px solid rgba(6, 26, 58, 0.1);
}

.feature-item:hover .feature-icon-wrapper {
  background-color: var(--color-primary-gold);
  color: var(--color-primary-navy);
}

.feature-info h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 8px;
}

.feature-info p {
  font-size: 0.95rem;
  color: var(--color-muted-text);
  line-height: 1.6;
}

.features-light-section {
  padding: var(--section-padding-desktop);
  background-color: var(--color-light-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.ecosystem-breakdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.breakdown-content h3 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: 20px;
  line-height: 1.25;
}

.breakdown-content p {
  font-size: 1.05rem;
  color: var(--color-muted-text);
  margin-bottom: 28px;
}

.benefit-pill-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.benefit-pill-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 16px 20px;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  color: var(--color-primary-navy);
  box-shadow: var(--box-shadow-subtle);
}

.benefit-pill-item i {
  color: var(--color-primary-gold);
  font-size: 1.1rem;
}

.breakdown-visual {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 36px;
  box-shadow: var(--box-shadow-subtle);
}

.visual-stat-card {
  background: var(--color-primary-navy);
  color: var(--color-white);
  border-radius: var(--border-radius-md);
  padding: 24px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.visual-stat-card h5 {
  font-size: 0.9rem;
  color: var(--color-footer-muted);
  text-transform: uppercase;
}

.visual-stat-card .val {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary-gold);
}

/* ==========================================================================
   7. CTA SECTION
   ========================================================================== */
.cta-section {
  background: linear-gradient(135deg, #061A3A 0%, #0B3A78 100%);
  color: var(--color-white);
  padding: 88px 0;
  text-align: center;
}

.cta-box {
  max-width: 760px;
  margin: 0 auto;
}

.cta-heading {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 20px;
}

.cta-text {
  font-size: 1.15rem;
  color: var(--color-footer-muted);
  margin-bottom: 36px;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   8. FOOTER
   ========================================================================== */
.footer {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
  padding-top: 80px;
  border-top: 3px solid var(--color-primary-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-logo-container {
  background: #FFFFFF;
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  width: fit-content;
}

.footer-logo-container img {
  height: 40px;
  width: auto;
}

.footer-tagline {
  font-size: 0.95rem;
  color: var(--color-footer-muted);
  line-height: 1.6;
}

.footer-column h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
  position: relative;
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary-gold);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.95rem;
  color: var(--color-white);
  transition: all var(--transition-fast);
}

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

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--color-footer-muted);
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-icon:hover {
  background: var(--color-primary-gold);
  color: var(--color-primary-navy);
  transform: translateY(-2px);
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions, .hero-stats {
    justify-content: center;
  }

  .popular-services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .apps-grid {
    grid-template-columns: 1fr;
    max-width: 540px;
    margin: 0 auto;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ecosystem-breakdown-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .popular-services-grid {
    grid-template-columns: 1fr;
  }

  .hero-heading {
    font-size: 2.35rem;
  }

  .section-heading {
    font-size: 2rem;
  }

  .nav-links, .header-cta {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}