/* ==========================================================================
   JETAU – Jatayu Emerging Technology & Aerial Utility
   Design System & Styling
   Theme: Light Natural Linen (#FAF0E6) with Earth Tones & Muted Accents
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Core Brand Colors */
  --bg-base: #FAF0E6;           /* Base Linen Canvas */
  --bg-surface: #FFFFFF;        /* Elevated Card Surface */
  --bg-surface-soft: #F5EBE1;   /* Soft Warm Tint */
  --bg-surface-tint: #FDFBF7;   /* Ultra Soft Cream */
  --bg-card-hover: #FFFFFF;

  /* Accent Tones */
  --accent-sage: #4E6E56;        /* Muted Natural Green */
  --accent-sage-dark: #37523E;
  --accent-sage-light: #EBF2EC;
  --accent-blue: #3E5F76;        /* Subtle Slate Blue */
  --accent-blue-light: #EEF4F8;
  --accent-earth: #B88B58;       /* Warm Earth Ocre */
  --accent-earth-soft: #F9F3EB;

  /* Typography Colors */
  --text-main: #1C201D;          /* Primary Headings & Bold Text */
  --text-body: #424743;          /* High Readability Body */
  --text-muted: #6C736E;         /* Secondary / Metadata */
  --text-light: #8E9690;

  /* Borders & Dividers */
  --border-subtle: rgba(160, 140, 120, 0.18);
  --border-medium: rgba(160, 140, 120, 0.32);
  --border-focus: #4E6E56;

  /* Shadows (Soft, Warm & Elevated) */
  --shadow-sm: 0 2px 8px rgba(60, 45, 30, 0.04);
  --shadow-md: 0 8px 24px -4px rgba(60, 45, 30, 0.07);
  --shadow-lg: 0 16px 40px -8px rgba(50, 35, 20, 0.10);
  --shadow-hover: 0 22px 50px -10px rgba(45, 30, 15, 0.14);

  /* Geometry */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-full: 9999px;

  /* Typography Stack */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout */
  --container-max: 1240px;
  --header-height: 80px;
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  color: var(--text-body);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Decorative Ambient Background Lights */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.55;
}
.glow-1 {
  top: -10vw;
  right: -10vw;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(235, 242, 236, 0.9) 0%, rgba(250, 240, 230, 0) 70%);
}
.glow-2 {
  bottom: 10vh;
  left: -15vw;
  width: 55vw;
  height: 55vw;
  background: radial-gradient(circle, rgba(238, 244, 248, 0.8) 0%, rgba(250, 240, 230, 0) 70%);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

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

p {
  margin-bottom: 1rem;
}
p:last-child {
  margin-bottom: 0;
}

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

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

/* --- Common Section Styling --- */
.section {
  padding-top: 100px;
  padding-bottom: 100px;
  position: relative;
}

.section-header {
  max-width: 780px;
  margin: 0 auto 60px auto;
}
.section-header.text-center {
  text-align: center;
}

.section-kicker {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-sage);
  background-color: var(--accent-sage-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  letter-spacing: -0.02em;
  margin-bottom: 18px;
  color: var(--text-main);
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent-sage);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(78, 110, 86, 0.25);
}
.btn-primary:hover {
  background-color: var(--accent-sage-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(78, 110, 86, 0.35);
  color: #FFFFFF;
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background-color: #FFFFFF;
  border-color: var(--accent-sage);
  color: var(--accent-sage-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-nav {
  background-color: var(--accent-sage);
  color: #FFFFFF;
  padding: 9px 20px;
  font-size: 0.88rem;
}
.btn-nav:hover {
  background-color: var(--accent-sage-dark);
  color: #FFFFFF;
  transform: translateY(-1px);
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-sage-dark);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-sage);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(78, 110, 86, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(78, 110, 86, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(78, 110, 86, 0); }
}

/* ==========================================================================
   HEADER / NAVBAR
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: rgba(250, 240, 230, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: var(--transition-smooth);
}
.navbar.scrolled {
  background-color: rgba(250, 240, 230, 0.94);
  box-shadow: 0 4px 20px rgba(50, 35, 20, 0.05);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
}
.logo-symbol {
  width: 38px;
  height: 38px;
  color: var(--accent-sage);
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-text-group {
  display: flex;
  flex-direction: column;
}
.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text-main);
}
.brand-sub {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-link {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-body);
  position: relative;
  padding: 6px 0;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-sage);
  transition: var(--transition-smooth);
  border-radius: 2px;
}
.nav-link:hover, .nav-link.active {
  color: var(--accent-sage-dark);
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}
.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  transition: var(--transition-smooth);
  border-radius: 2px;
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--bg-base);
  border-bottom: 1px solid var(--border-medium);
  padding: 24px;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s ease;
  z-index: 999;
  box-shadow: var(--shadow-lg);
}
.mobile-drawer.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}
.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}
.mobile-link {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  display: block;
  padding: 6px 0;
}
.btn-drawer {
  width: 100%;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 50px;
  align-items: center;
}

.hero-title {
  font-size: clamp(3rem, 5.5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text-main);
  margin-bottom: 10px;
}

.hero-subheadline {
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  font-weight: 600;
  color: var(--accent-sage);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.hero-tagline {
  font-size: 1.22rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.45;
  margin-bottom: 20px;
  border-left: 3px solid var(--accent-sage);
  padding-left: 16px;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-metrics {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-medium);
}
.metric-item {
  display: flex;
  flex-direction: column;
}
.metric-val {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.1;
}
.metric-val small {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-sage);
  margin-left: 2px;
}
.metric-lbl {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 2px;
}
.metric-divider {
  width: 1px;
  height: 32px;
  background-color: var(--border-medium);
}

/* Hero Drone Visual Card */
.hero-visual {
  position: relative;
}

.drone-showcase-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-smooth);
}
.drone-showcase-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.drone-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: #EDE4D8;
  overflow: hidden;
}
.drone-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.drone-showcase-card:hover .drone-hero-img {
  transform: scale(1.03);
}

.image-gradient-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28, 32, 29, 0.4) 0%, transparent 40%);
}

.live-status-pill {
  position: absolute;
  top: 16px;
  left: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
}
.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #2E8540;
}

.showcase-card-body {
  padding: 24px;
  background-color: var(--bg-surface);
}
.showcase-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}
.platform-name {
  font-size: 1.2rem;
  margin-bottom: 4px;
}
.platform-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
}
.spec-tag {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent-sage-dark);
  background-color: var(--accent-sage-light);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  letter-spacing: 0.05em;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.spec-cell {
  background-color: var(--bg-surface-tint);
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
}
.spec-title {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}
.spec-data {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
}

/* ==========================================================================
   THE VISION SECTION
   ========================================================================== */
.vision-section {
  background-color: var(--bg-surface-soft);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.vision-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  align-items: start;
}

.vision-narrative-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 38px;
  box-shadow: var(--shadow-md);
}

.card-icon-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--accent-sage-light);
  color: var(--accent-sage);
  display: flex;
  align-items: center;
  justify-content: center;
}
.icon-box svg {
  width: 26px;
  height: 26px;
}

.pill-muted {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  background: var(--bg-surface-tint);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 1.45rem;
  margin-bottom: 16px;
}
.card-text {
  font-size: 0.98rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 16px;
}

.feature-checklist {
  list-style: none;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-main);
  font-weight: 500;
}
.feature-checklist svg {
  width: 18px;
  height: 18px;
  color: var(--accent-sage);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Roadmap Stepper */
.roadmap-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 38px;
  box-shadow: var(--shadow-md);
}

.roadmap-main-title {
  font-size: 1.45rem;
  margin-bottom: 8px;
}
.roadmap-intro {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.timeline-stepper {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}
.timeline-step {
  display: flex;
  gap: 20px;
  padding: 20px;
  background-color: var(--bg-surface-tint);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: var(--transition-smooth);
}
.timeline-step:hover {
  background-color: #FFFFFF;
  border-color: var(--accent-sage);
  box-shadow: var(--shadow-sm);
}
.timeline-step.active {
  background-color: #FFFFFF;
  border-color: var(--accent-sage);
  border-left: 4px solid var(--accent-sage);
}

.step-marker {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-sage);
  background-color: var(--accent-sage-light);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-body {
  flex: 1;
}
.step-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.step-name {
  font-size: 1.1rem;
}
.step-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent-blue);
  background-color: var(--accent-blue-light);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
}
.step-desc {
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.55;
}

/* ==========================================================================
   WHY JETAU SECTION
   ========================================================================== */
.why-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 32px 26px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-sage);
}

.why-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background-color: var(--accent-sage-light);
  color: var(--accent-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  transition: var(--transition-smooth);
}
.why-card:hover .why-card-icon {
  background-color: var(--accent-sage);
  color: #FFFFFF;
}
.why-card-icon svg {
  width: 26px;
  height: 26px;
}

.why-card-title {
  font-size: 1.15rem;
  margin-bottom: 12px;
  line-height: 1.35;
}
.why-card-text {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
}

/* ==========================================================================
   APPLICATIONS SECTION (HIGH CONTRAST DRONE IMAGERY CARDS)
   ========================================================================== */
.applications-section {
  background-color: var(--bg-surface-soft);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

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

.app-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.app-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(78, 110, 86, 0.4);
}

.app-card-featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
}
.app-card-featured .app-card-media {
  height: 100%;
}
.app-card-featured .app-img {
  height: 100%;
}

.app-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: #E2D7CB;
}
.app-card-featured .app-card-media {
  aspect-ratio: auto;
}

.app-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.app-card:hover .app-img {
  transform: scale(1.04);
}

.app-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background-color: rgba(28, 32, 29, 0.85);
  color: #FFFFFF;
  backdrop-filter: blur(8px);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: var(--radius-full);
}

.app-card-content {
  padding: 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.app-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.app-icon-badge {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--accent-sage-light);
  color: var(--accent-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.app-icon-badge svg {
  width: 20px;
  height: 20px;
}

.app-title {
  font-size: 1.18rem;
  line-height: 1.3;
}

.app-desc {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.app-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}
.spec-pill {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  background-color: var(--bg-surface-tint);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   TECHNOLOGY APPROACH SECTION
   ========================================================================== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 40px;
}

.tech-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition-smooth);
}
.tech-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-sage);
}

.tech-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-sage-light);
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}

.tech-box-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.tech-box-text {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.65;
  margin-bottom: 20px;
}

.tech-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tech-tag-list span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-sage-dark);
  background-color: var(--accent-sage-light);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

/* Tech Banner */
.tech-banner {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--bg-surface-tint) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 36px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  box-shadow: var(--shadow-sm);
}
.banner-content {
  max-width: 680px;
}
.banner-title {
  font-size: 1.35rem;
  margin-bottom: 8px;
}
.banner-desc {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.6;
}
.banner-badge-group {
  display: flex;
  gap: 20px;
  flex-shrink: 0;
}
.banner-stat {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 16px 22px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.stat-num {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent-sage);
  display: block;
}
.stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* ==========================================================================
   THE BIGGER GOAL SECTION
   ========================================================================== */
.goal-section {
  background-color: var(--bg-surface-soft);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.goal-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.goal-header-area .section-title {
  margin-bottom: 20px;
}
.goal-lead {
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.55;
  margin-bottom: 18px;
}
.goal-body {
  font-size: 0.96rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 16px;
}

.goal-pillars-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.goal-item-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 26px 28px;
  display: flex;
  gap: 22px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}
.goal-item-card:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-sage);
}

.goal-item-num {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-sage);
  background-color: var(--accent-sage-light);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.goal-item-title {
  font-size: 1.15rem;
  margin-bottom: 6px;
}
.goal-item-text {
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.55;
}

/* ==========================================================================
   CONTACT / CONNECT SECTION
   ========================================================================== */
.connect-section {
  padding-bottom: 120px;
}

.connect-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 56px 48px;
  max-width: 840px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.connect-header {
  margin-bottom: 36px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-input {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  background-color: var(--bg-surface-tint);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 13px 18px;
  transition: var(--transition-smooth);
  outline: none;
}
.form-input:focus {
  border-color: var(--accent-sage);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(78, 110, 86, 0.15);
}
.form-input.invalid {
  border-color: #D32F2F;
}

.form-select {
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.form-error {
  font-size: 0.78rem;
  color: #D32F2F;
  display: none;
}
.form-error.active {
  display: block;
}

.btn-submit {
  align-self: flex-start;
  margin-top: 8px;
  padding: 14px 36px;
}

/* Form Feedback Notification */
.form-feedback {
  text-align: center;
  padding: 40px 20px;
  animation: fadeIn 0.4s ease;
}
.feedback-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--accent-sage-light);
  color: var(--accent-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px auto;
}
.feedback-icon svg {
  width: 32px;
  height: 32px;
}
.feedback-title {
  font-size: 1.45rem;
  margin-bottom: 8px;
}
.feedback-msg {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 460px;
  margin: 0 auto;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background-color: #F3E7DC;
  border-top: 1px solid var(--border-medium);
  padding-top: 60px;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  padding-bottom: 50px;
}

.footer-brand-side {
  max-width: 480px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-logo .logo-symbol {
  width: 32px;
  height: 32px;
}
.footer-brand-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
}
.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
}

.footer-nav-side {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}
.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-main);
  margin-bottom: 16px;
  display: block;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.88rem;
  color: var(--text-body);
}
.footer-links a:hover {
  color: var(--accent-sage-dark);
  padding-left: 3px;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding: 24px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.footer-bottom-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--accent-sage-dark);
}
.back-to-top:hover {
  transform: translateY(-2px);
}

/* ==========================================================================
   ANIMATIONS & SCROLL REVEAL
   ========================================================================== */
.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.18s; }
.delay-3 { transition-delay: 0.26s; }
.delay-4 { transition-delay: 0.34s; }
.delay-5 { transition-delay: 0.42s; }
.delay-6 { transition-delay: 0.5s; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-content {
    max-width: 100%;
  }
  .vision-grid {
    grid-template-columns: 1fr;
  }
  .why-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .app-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .app-card-featured {
    grid-column: span 2;
    grid-template-columns: 1fr;
  }
  .app-card-featured .app-card-media {
    aspect-ratio: 16 / 9;
  }
  .goal-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .section {
    padding-top: 70px;
    padding-bottom: 70px;
  }
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .why-cards-grid {
    grid-template-columns: 1fr;
  }
  .app-cards-grid {
    grid-template-columns: 1fr;
  }
  .app-card-featured {
    grid-column: span 1;
  }
  .tech-grid {
    grid-template-columns: 1fr;
  }
  .tech-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px;
  }
  .banner-badge-group {
    width: 100%;
    justify-content: space-between;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .connect-card {
    padding: 36px 24px;
  }
  .hero-metrics {
    flex-wrap: wrap;
    gap: 16px;
  }
  .metric-divider {
    display: none;
  }
  .footer-nav-side {
    grid-template-columns: 1fr;
  }
}