/* ============================================================
   NOVAMETRI - Global Design System
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ============================================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================================ */
:root {
  /* Colors */
  --clr-bg-primary: #ECF3FA;
  --clr-bg-secondary: #DDE9F5;
  --clr-bg-card: rgba(255, 255, 255, 0.95);
  --clr-bg-card-hover: rgba(255, 255, 255, 1);

  --clr-cyan: #0082B4;
  /* Ana mavi — kurumsal */
  --clr-cyan-dim: #006690;
  --clr-cyan-glow: rgba(0, 130, 180, 0.12);
  --clr-purple: #1A4B8F;
  /* Kurumsal lacivert (mor yerine) */
  --clr-purple-light: #2563B0;
  --clr-purple-glow: rgba(26, 75, 143, 0.1);
  --clr-electric: #1D4ED8;

  --clr-text-primary: #0D1B2E;
  --clr-text-secondary: #3D5A80;
  --clr-text-muted: #7A9BB8;
  --clr-border: rgba(0, 60, 120, 0.1);
  --clr-border-hover: rgba(0, 130, 180, 0.4);

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #008FDF 0%, #006CA9 100%);
  --grad-card: linear-gradient(145deg, rgba(0, 130, 180, 0.04) 0%, rgba(26, 75, 143, 0.04) 100%);
  --grad-hero: linear-gradient(180deg,
      rgba(5, 11, 24, 0) 0%,
      rgba(29, 32, 38, 0.55) 55%,
      rgba(203, 205, 210, 0.53) 90%,
      #ECF3FA 100%);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing (8px grid) */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;
  --space-4xl: 12rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 40px;

  /* Shadows / Glows */
  --shadow-card: 0 8px 32px rgba(0, 60, 120, 0.09), 0 1px 0 rgba(255, 255, 255, 0.9) inset;
  --shadow-cyan-glow: 0 0 30px rgba(0, 130, 180, 0.18), 0 0 80px rgba(0, 130, 180, 0.07);
  --shadow-purple-glow: 0 0 30px rgba(26, 75, 143, 0.18), 0 0 80px rgba(26, 75, 143, 0.08);
  --shadow-btn: 0 4px 24px rgba(0, 130, 180, 0.35);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --container-max: 1280px;
  --nav-height: 80px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

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

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

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ============================================================
   GRID BACKGROUND
   ============================================================ */
.grid-bg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 100, 180, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 100, 180, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 700;
}

.text-display {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
}

.text-headline {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.text-title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
}

.text-subtitle {
  font-size: 1.125rem;
  color: var(--clr-text-secondary);
  font-weight: 400;
  line-height: 1.7;
}
.text-subtitle-white {
  color: var(--clr-text-muted);
}

.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.label-mono {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--clr-cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-full {
  max-width: 95%;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
  position: relative;
  overflow-x: clip;
}

.section-sm {
  padding: var(--space-2xl) 0;
  overflow-x: clip;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-2xl);
}

.section-header .label-mono {
  margin-bottom: var(--space-sm);
  display: block;
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.gap-sm {
  gap: var(--space-sm);
}

.gap-md {
  gap: var(--space-md);
}

/* ============================================================
   NAVBAR
   ============================================================ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: var(--transition-base);
}

#navbar.scrolled {
  background: rgba(245, 247, 252, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: 0 4px 24px rgba(0, 50, 100, 0.08);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  width: 100%;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
  min-width: 0;
  flex-shrink: 1;
}

.nav-logo img {
  transition: opacity 0.3s ease;
}

.nav-logo .logo-blue {
  display: none;
}

#navbar.scrolled .nav-logo .logo-white {
  display: none;
}

#navbar.scrolled .nav-logo .logo-blue {
  display: block;
}

.nav-logo .logo-text span {
  color: var(--clr-cyan);
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  transition: var(--transition-fast);
  position: relative;
  padding-bottom: 4px;
}

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

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

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Mobile nav */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(245, 247, 252, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--space-lg) var(--space-lg);
  z-index: 999;
  flex-direction: column;
  gap: var(--space-sm);
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  color: var(--clr-text-secondary);
  font-weight: 500;
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition-fast);
  font-size: 1rem;
}

.nav-mobile a:hover {
  color: var(--clr-cyan);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-xl);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: var(--shadow-btn);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(0, 212, 255, 0.55);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-outline {
  background: transparent;
  color: var(--clr-text-primary);
  border: 1.5px solid rgba(0, 50, 100, 0.2);
}

.btn-outline:hover {
  border-color: var(--clr-cyan);
  color: var(--clr-cyan);
  background: var(--clr-cyan-glow);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0, 50, 100, 0.06);
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-card);
  opacity: 0;
  transition: var(--transition-base);
  border-radius: inherit;
}

.card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

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

.card-icon {
  width: 56px;
  height: 56px;
  background: var(--clr-cyan-glow);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.card-icon.purple {
  background: var(--clr-purple-glow);
  border-color: rgba(123, 47, 190, 0.3);
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-xs);
  font-family: var(--font-display);
}

.card p {
  font-size: 0.9rem;
  color: var(--clr-text-secondary);
  line-height: 1.65;
}

/* ============================================================
   STAT / COUNTER CARDS
   ============================================================ */
.stat-card {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--clr-text-secondary);
  font-weight: 500;
}

/* ============================================================
   BADGE / PILL
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-cyan {
  background: rgba(0, 130, 180, 0.1);
  border: 1px solid rgba(0, 130, 180, 0.28);
  color: var(--clr-cyan);
}

.badge-purple {
  background: rgba(26, 75, 143, 0.09);
  border: 1px solid rgba(26, 75, 143, 0.22);
  color: var(--clr-purple-light);
}

.badge-green {
  background: rgba(0, 150, 80, 0.1);
  border: 1px solid rgba(0, 150, 80, 0.25);
  color: #009950;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00E676;
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.5);
  }
}

/* ============================================================
   FEATURE LIST
   ============================================================ */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.feature-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.feature-item-icon {
  width: 44px;
  height: 44px;
  background: var(--clr-cyan-glow);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-item-content h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-item-content p {
  font-size: 0.875rem;
  color: var(--clr-text-secondary);
  line-height: 1.6;
}

/* ============================================================
   SECTION DIVIDERS
   ============================================================ */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border), transparent);
}

.glow-line {
  width: 80px;
  height: 3px;
  background: var(--grad-primary);
  border-radius: 2px;
  margin: var(--space-sm) auto;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
}

.form-group label {
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  font-weight: 500;
  letter-spacing: 0.03em;
}

.form-control {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--clr-text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
  width: 100%;
}

.form-control:focus {
  outline: none;
  border-color: var(--clr-cyan);
  box-shadow: 0 0 0 3px rgba(0, 153, 204, 0.12);
  background: #fff;
}

.form-control::placeholder {
  color: var(--clr-text-muted);
}

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

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234A6080' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  background-color: #fff;
  cursor: pointer;
}

select.form-control option {
  color: var(--clr-text-primary);
  background-color: #fff;
}

/* ============================================================
   TABS
   ============================================================ */
.tabs {
  display: flex;
  gap: 4px;
  background: rgba(0, 50, 100, 0.06);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 4px;
  width: fit-content;
  margin: 0 auto var(--space-2xl);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-xl);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text-secondary);
  transition: var(--transition-base);
  cursor: pointer;
}

.tab-btn.active {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 2px 16px rgba(0, 212, 255, 0.35);
}

.tab-btn:hover:not(.active) {
  color: var(--clr-text-primary);
  background: rgba(0, 212, 255, 0.08);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* ============================================================
   ACCORDION
   ============================================================ */
.accordion-item {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
  transition: var(--transition-base);
}

.accordion-item:hover {
  border-color: var(--clr-border-hover);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  background: rgba(0, 50, 100, 0.04);
  transition: var(--transition-fast);
}

.accordion-header:hover {
  background: rgba(0, 153, 204, 0.06);
}

.accordion-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.accordion-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-cyan);
  font-size: 1.1rem;
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.accordion-item.open .accordion-toggle {
  transform: rotate(45deg);
  background: var(--clr-cyan);
  color: #fff;
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-body-inner {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  color: var(--clr-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  border-top: 1px solid var(--clr-border);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--grad-hero);
  z-index: 1;
}

.hero-img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: 0.65;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 560px;
  line-height: 1.7;
}

.hero-desc-white {
  color: var(--clr-bg-primary) !important;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--clr-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s infinite;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(var(--clr-cyan), transparent);
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* ============================================================
   PAGE BANNER (Inner pages)
   ============================================================ */
.page-banner {
  padding: calc(var(--nav-height) + 4rem) 0 4rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(0, 153, 204, 0.05) 0%, rgba(107, 31, 174, 0.05) 100%);
  border-bottom: 1px solid var(--clr-border);
}

.page-banner::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 153, 204, 0.07) 0%, transparent 70%);
}

.page-banner::after {
  content: '';
  position: absolute;
  bottom: -200px;
  left: -100px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(107, 31, 174, 0.07) 0%, transparent 70%);
}

.page-banner .container {
  position: relative;
  z-index: 1;
}

.page-banner h1 {
  margin-bottom: var(--space-sm);
}

.page-banner p {
  max-width: 600px;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-bottom: var(--space-md);
}

.breadcrumb a {
  color: var(--clr-text-muted);
  transition: var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--clr-cyan);
}

.breadcrumb span {
  color: var(--clr-cyan);
}

.breadcrumb-sep {
  color: var(--clr-text-muted);
  opacity: 0.4;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-card {
  background: linear-gradient(135deg, rgba(0, 153, 204, 0.05) 0%, rgba(107, 31, 174, 0.06) 100%);
  border: 1px solid rgb(234, 241, 248);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 40px rgba(0, 50, 100, 0.08);
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../assets/images/fleet_background.png') center/cover no-repeat;
  opacity: 0.9;
  z-index: 0;
  filter: grayscale(20%);
}

.cta-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(245, 247, 252, 0) 0%, rgba(245, 247, 252, 0.8) 100%);
  z-index: 0;
}

.cta-card>* {
  position: relative;
  z-index: 1;
}

.cta-card h2 {
  margin-bottom: var(--space-md);
}

.cta-card p {
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   LOGO STRIP
   ============================================================ */
.logo-strip {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  overflow: hidden;
}

.logo-strip-label {
  text-align: center;
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

.logo-scroll-track {
  display: flex;
  gap: var(--space-2xl);
  animation: logo-scroll 20s linear infinite;
  width: max-content;
}

.logo-item {
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-xl);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--clr-text-secondary);
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(0, 50, 100, 0.06);
}

@keyframes logo-scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* ============================================================
   TECH SPEC TABLE
   ============================================================ */
.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table tr {
  border-bottom: 1px solid var(--clr-border);
}

.spec-table tr:last-child {
  border-bottom: none;
}

.spec-table td {
  padding: 0.9rem var(--space-md);
  font-size: 0.9rem;
}

.spec-table td:first-child {
  color: var(--clr-text-muted);
  font-weight: 500;
  width: 40%;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
}

.spec-table td:last-child {
  color: var(--clr-text-primary);
  font-weight: 500;
}

/* ============================================================
   CODE BLOCK
   ============================================================ */
.code-block {
  background: #0F1C30;
  border: 1px solid rgba(0, 50, 100, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  overflow-x: auto;
  position: relative;
}

.code-block .code-lang {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-size: 0.7rem;
  color: var(--clr-text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 8px;
  border-radius: 4px;
}

.code-keyword {
  color: #FF79C6;
}

.code-string {
  color: #F1FA8C;
}

.code-comment {
  color: #6272A4;
}

.code-prop {
  color: var(--clr-cyan);
}

.code-value {
  color: #50FA7B;
}

.code-punct {
  color: #F8F8F2;
}

/* ============================================================
   IMAGE CONTAINERS
   ============================================================ */
.img-placeholder {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(123, 47, 190, 0.05) 100%);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  color: var(--clr-text-muted);
  font-size: 0.85rem;
}

.img-glow {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-cyan-glow), 0 0 0 1px var(--clr-border);
}

/* ============================================================
   FOOTER
   ============================================================ */
#footer {
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid var(--clr-border);
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand .nav-logo {
  margin-bottom: var(--space-md);
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--clr-text-primary);
  margin-bottom: var(--space-md);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  transition: var(--transition-fast);
}

.footer-col ul a:hover {
  color: var(--clr-cyan);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--clr-border);
  font-size: 0.8rem;
  color: var(--clr-text-muted);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  transition: var(--transition-fast);
}

.social-btn:hover {
  border-color: var(--clr-cyan);
  color: var(--clr-cyan);
  background: var(--clr-cyan-glow);
  transform: translateY(-2px);
}

/* ============================================================
   ORBS / DECORATIVE BLOBS
   ============================================================ */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.orb-cyan {
  background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
}

.orb-purple {
  background: radial-gradient(circle, rgba(123, 47, 190, 0.2) 0%, transparent 70%);
}

/* ============================================================
   ARCHITECTURE DIAGRAM
   ============================================================ */
.arch-diagram {
  display: grid;
  grid-template-rows: auto auto auto;
  gap: var(--space-sm);
  max-width: 900px;
  margin: 0 auto;
}

.arch-row {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
}

.arch-node {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition-base);
  backdrop-filter: blur(10px);
  flex: 1;
  min-width: 120px;
  max-width: 200px;
  overflow-wrap: break-word;
  word-break: break-word;
}

.arch-node:hover {
  border-color: var(--clr-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
  transform: translateY(-3px);
}

.arch-node .node-icon {
  font-size: 1.5rem;
  margin-bottom: 8px;
  display: block;
}

.arch-node .node-label {
  color: var(--clr-text-secondary);
  font-size: 0.75rem;
  margin-top: 4px;
}

.arch-node.primary {
  border-color: rgba(0, 212, 255, 0.3);
  background: rgba(0, 212, 255, 0.06);
}

.arch-node.accent {
  border-color: rgba(123, 47, 190, 0.3);
  background: rgba(123, 47, 190, 0.06);
}

.arch-arrow {
  display: flex;
  justify-content: center;
  color: var(--clr-text-muted);
  font-size: 1.5rem;
  opacity: 0.5;
}

.arch-node-xl {
  min-width: 180px;
  max-width: 300px;
}
.arch-node-2xl {
  min-width: 240px;
  max-width: 400px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 5rem;
    --space-2xl: 3rem;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .nav-toggle {
    display: flex;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .tabs {
    flex-wrap: wrap;
    width: calc(100% - 2 * var(--space-sm));
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
    box-sizing: border-box;
    padding: 10px 8px;
    gap: 6px;
  }

  .tab-btn {
    flex: 1 1 auto;
    text-align: center;
    min-width: 0;
    padding: 0.5rem 0.85rem;
  }

  .cta-card {
    padding: var(--space-xl);
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .arch-row {
    flex-wrap: wrap;
  }

  .arch-node {
    max-width: 100%;
    min-width: 0;
    flex: 1 1 100%;
  }

  .arch-node-xl,
  .arch-node-2xl {
    min-width: 0;
    max-width: 100%;
  }

  .nm-grid-4 {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .card {
    padding: var(--space-md);
  }
}