/* ==========================================================================
   HUMANOID INTEGRATION LTD — TESLA CYBER BLUE / BLACK / SILVER DESIGN SYSTEM
   Ultra-High-End Obsidian, Brushed Silver & Electric Blue Aerospace Aesthetic
   ========================================================================== */

:root {
  --color-black: #030407;
  --color-dark-900: #07090e;
  --color-dark-800: #0d1017;
  --color-dark-700: #131722;
  --color-dark-600: #1c2233;
  --color-dark-500: #262e44;

  --color-white: #ffffff;
  --color-silver-light: #f1f5f9;
  --color-silver: #cbd5e1;
  --color-silver-dark: #94a3b8;
  --color-silver-chrome: linear-gradient(135deg, #ffffff 0%, #cbd5e1 45%, #94a3b8 100%);
  --color-slate-muted: #7f90a8;

  --color-blue-electric: #00d2ff;
  --color-blue-core: #0070f3;
  --color-blue-deep: #0051b3;
  --color-blue-glow: rgba(0, 210, 255, 0.35);
  --color-blue-subtle: rgba(0, 210, 255, 0.1);
  --color-cyan-bright: #38bdf8;
  --color-green-status: #10b981;

  --glass-bg: rgba(13, 16, 23, 0.82);
  --glass-card: rgba(19, 23, 34, 0.72);
  --glass-card-hover: rgba(28, 34, 51, 0.88);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-border-silver: rgba(203, 213, 225, 0.22);
  --glass-border-blue: rgba(0, 210, 255, 0.45);

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Roboto Mono", Menlo, Consolas, monospace;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 9999px;

  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-card: 0 20px 50px -10px rgba(0, 0, 0, 0.85);
  --shadow-blue: 0 0 35px -5px var(--color-blue-glow);
  --shadow-silver: 0 10px 30px -5px rgba(203, 213, 225, 0.15);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--color-black);
  color: var(--color-white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background: radial-gradient(circle at 50% 0%, #0d1527 0%, #06080e 45%, #030407 100%);
  min-height: 100vh;
}

/* Typography Utilities */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4, h5 {
  font-weight: 750;
  letter-spacing: -0.035em;
  color: var(--color-white);
  line-height: 1.15;
}

p {
  color: var(--color-silver);
}

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

.text-silver-gradient {
  background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 40%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-blue-electric {
  color: var(--color-blue-electric);
}

.text-silver {
  color: var(--color-silver);
}

/* Navbar */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(4, 6, 11, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border-silver);
  transition: background 0.3s ease;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0070f3 0%, #00d2ff 100%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 25px var(--color-blue-glow);
}

.brand-mark svg {
  width: 22px;
  height: 22px;
  fill: #ffffff;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 850;
  letter-spacing: 0.05em;
  color: #ffffff;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-blue-electric);
  display: block;
}

.nav-menu-list {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
}

.nav-menu-list a {
  font-size: 0.88rem;
  font-weight: 550;
  color: var(--color-silver);
  transition: color 0.2s var(--ease-out);
  letter-spacing: -0.01em;
}

.nav-menu-list a:hover {
  color: var(--color-blue-electric);
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-pill);
  padding: 3px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--color-silver-dark);
  font-size: 0.75rem;
  font-weight: 750;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn.active {
  background: linear-gradient(135deg, #0070f3 0%, #00d2ff 100%);
  color: #ffffff;
  box-shadow: 0 0 12px var(--color-blue-glow);
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 1.6rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #0070f3 0%, #00d2ff 100%);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 25px var(--color-blue-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 35px var(--color-blue-glow);
  filter: brightness(1.1);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border-color: var(--glass-border-silver);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #20ba5a;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 0.98rem;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: var(--color-blue-subtle);
  border: 1px solid var(--glass-border-blue);
  color: var(--color-blue-electric);
}

.badge-silver {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--glass-border-silver);
  color: var(--color-silver);
}

.badge-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-blue-electric);
  box-shadow: 0 0 0 0 rgba(0, 210, 255, 0.8);
  animation: pulse-ring 2.2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 210, 255, 0.8); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(0, 210, 255, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 210, 255, 0); }
}

/* Hero Section */
.hero {
  position: relative;
  padding: 160px 0 100px;
  min-height: 94vh;
  display: flex;
  align-items: center;
  background: radial-gradient(circle at 68% 30%, rgba(0, 112, 243, 0.15) 0%, transparent 60%),
              radial-gradient(circle at 20% 80%, rgba(0, 210, 255, 0.08) 0%, transparent 50%),
              #030407;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.hero-h1 {
  font-size: 3.8rem;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-top: 18px;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.18rem;
  color: var(--color-silver);
  line-height: 1.6;
  margin-bottom: 38px;
  max-width: 580px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 46px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--glass-border-silver);
}

.h-stat {
  display: flex;
  flex-direction: column;
}

.h-stat-num {
  font-size: 1.6rem;
  font-weight: 850;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.h-stat-label {
  font-size: 0.78rem;
  color: var(--color-slate-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

/* Hero Media Display */
.hero-visual-col {
  position: relative;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border-silver);
  box-shadow: 0 30px 80px -20px rgba(0, 112, 243, 0.35);
  background: var(--color-dark-800);
}

.hero-image-frame img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  display: block;
  transition: transform 0.8s var(--ease-out);
}

.hero-image-frame:hover img {
  transform: scale(1.025);
}

.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(3, 4, 7, 0.95) 100%);
  pointer-events: none;
}

.hero-image-caption {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  z-index: 2;
}

.cap-badge {
  font-size: 0.75rem;
  font-weight: 750;
  color: var(--color-blue-electric);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cap-text {
  font-size: 0.98rem;
  font-weight: 650;
  color: #ffffff;
  margin-top: 4px;
}

.live-pill {
  background: rgba(3, 4, 7, 0.85);
  border: 1px solid var(--glass-border-blue);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-blue-electric);
}

.live-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-blue-electric);
  box-shadow: 0 0 10px var(--color-blue-electric);
}

/* Trust Strip */
.trust-bar {
  background: rgba(13, 16, 23, 0.75);
  border-top: 1px solid var(--glass-border-silver);
  border-bottom: 1px solid var(--glass-border-silver);
  padding: 22px 0;
}

.trust-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.trust-cell {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-silver);
}

.trust-cell svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-blue-electric);
  flex-shrink: 0;
}

/* Section Containers */
section {
  padding: 110px 0;
}

.section-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 64px;
}

.section-head h2 {
  font-size: 2.75rem;
  margin-top: 14px;
  margin-bottom: 16px;
}

.section-head p {
  font-size: 1.1rem;
}

/* Fleet Models Gallery (Tesla, Unitree, AgiBot, UBTECH) */
.fleet-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.fleet-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s var(--ease-out);
  position: relative;
  display: flex;
  flex-direction: column;
}

.fleet-card:hover {
  transform: translateY(-5px);
  border-color: var(--glass-border-blue);
  box-shadow: var(--shadow-blue);
  background: var(--glass-card-hover);
}

.fleet-image-wrap {
  height: 320px;
  position: relative;
  overflow: hidden;
  background: var(--color-dark-800);
}

.fleet-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.fleet-card:hover .fleet-image-wrap img {
  transform: scale(1.04);
}

.fleet-brand-pill {
  position: absolute;
  top: 18px;
  left: 18px;
  background: rgba(3, 4, 7, 0.85);
  border: 1px solid var(--glass-border-blue);
  backdrop-filter: blur(8px);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-blue-electric);
}

.fleet-body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.fleet-title-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.fleet-title-row h3 {
  font-size: 1.5rem;
}

.fleet-category {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-silver-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.fleet-desc {
  font-size: 0.94rem;
  color: var(--color-silver);
  line-height: 1.6;
  margin-bottom: 22px;
}

.fleet-specs-mini {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  margin-bottom: 24px;
}

.f-spec-item {
  display: flex;
  flex-direction: column;
}

.f-spec-k {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-slate-muted);
}

.f-spec-v {
  font-size: 0.95rem;
  font-weight: 750;
  color: #ffffff;
  margin-top: 2px;
}

/* Strategic Pillars */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.pillar-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-lg);
  padding: 38px 32px;
  transition: all 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--glass-border-blue);
  background: var(--glass-card-hover);
  box-shadow: var(--shadow-blue);
}

.pillar-icon {
  width: 50px;
  height: 50px;
  background: var(--color-blue-subtle);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
}

.pillar-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-blue-electric);
}

.pillar-card h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
}

.pillar-card p {
  font-size: 0.94rem;
  line-height: 1.65;
}

/* Packages / Pricing */
.pricing-section {
  background: radial-gradient(circle at 50% 30%, rgba(0, 112, 243, 0.08) 0%, transparent 60%);
}

.pricing-tabs-center {
  display: flex;
  justify-content: center;
  margin-bottom: 48px;
}

.p-tab-capsule {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-pill);
  padding: 4px;
  display: inline-flex;
}

.p-tab-btn {
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  border: none;
  background: transparent;
  color: var(--color-silver);
  font-size: 0.9rem;
  font-weight: 650;
  cursor: pointer;
  transition: all 0.2s ease;
}

.p-tab-btn.active {
  background: linear-gradient(135deg, #0070f3 0%, #00d2ff 100%);
  color: #ffffff;
  box-shadow: 0 2px 16px var(--color-blue-glow);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
}

.pricing-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s var(--ease-out);
}

.pricing-card:hover {
  transform: translateY(-5px);
  border-color: var(--glass-border-blue);
  box-shadow: var(--shadow-blue);
}

.pricing-card.featured {
  border-color: var(--color-blue-electric);
  background: linear-gradient(180deg, rgba(16, 25, 48, 0.85) 0%, rgba(10, 14, 26, 0.95) 100%);
  box-shadow: 0 0 45px -8px var(--color-blue-glow);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  transform: scale(1.05);
}

.p-featured-flag {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #0070f3 0%, #00d2ff 100%);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 850;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 0 12px var(--color-blue-glow);
}

.pricing-card h3 {
  font-size: 1.45rem;
  margin-bottom: 6px;
}

.p-target-desc {
  font-size: 0.88rem;
  color: var(--color-silver-dark);
  min-height: 44px;
}

.p-price-row {
  margin: 24px 0;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--glass-border);
}

.p-amount {
  font-size: 2.4rem;
  font-weight: 850;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.p-cadence {
  font-size: 0.9rem;
  color: var(--color-slate-muted);
  font-weight: 500;
}

.p-subdetail {
  font-size: 0.82rem;
  color: var(--color-silver);
  margin-top: 6px;
}

.p-features {
  list-style: none;
  margin-bottom: 34px;
  flex-grow: 1;
}

.p-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-silver);
  margin-bottom: 14px;
}

.p-features svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-blue-electric);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Calculator Section */
.calc-section {
  background: var(--color-dark-900);
  border-top: 1px solid var(--glass-border-silver);
  border-bottom: 1px solid var(--glass-border-silver);
}

.calc-frame {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 52px;
  box-shadow: var(--shadow-card);
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.control-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.control-header label {
  font-size: 0.92rem;
  font-weight: 600;
  color: #ffffff;
}

.control-val-pill {
  font-size: 0.92rem;
  font-weight: 750;
  color: var(--color-blue-electric);
  background: var(--color-blue-subtle);
  padding: 3px 12px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--glass-border-blue);
}

input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  background: rgba(255, 255, 255, 0.08);
  height: 6px;
  border-radius: 3px;
  outline: none;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-blue-electric);
  cursor: pointer;
  box-shadow: 0 0 14px var(--color-blue-glow);
  transition: transform 0.15s ease;
}

input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-tier-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.calc-tier-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-sm);
  padding: 10px;
  color: var(--color-silver);
  font-size: 0.85rem;
  font-weight: 650;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.calc-tier-btn.active {
  background: var(--color-blue-subtle);
  border-color: var(--color-blue-electric);
  color: #ffffff;
  box-shadow: 0 0 12px var(--color-blue-glow);
}

.calc-results-panel {
  background: rgba(4, 6, 11, 0.9);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-md);
  padding: 34px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 10px 40px rgba(0, 112, 243, 0.15);
}

.res-header-tag {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-blue-electric);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.res-big-metric {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--color-blue-electric);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
  text-shadow: 0 0 20px var(--color-blue-glow);
}

.res-sub-metric {
  font-size: 0.95rem;
  color: var(--color-silver);
}

.res-breakdown {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  margin: 22px 0;
}

.res-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.92rem;
}

.res-row span:first-child {
  color: var(--color-slate-muted);
}

.res-row span:last-child {
  font-weight: 700;
  color: #ffffff;
}

.calc-footnote {
  font-size: 0.76rem;
  color: var(--color-slate-muted);
  line-height: 1.45;
}

/* 7-Step SOP Roadmap */
.sop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.sop-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: all 0.25s ease;
}

.sop-card:hover {
  border-color: var(--glass-border-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-blue);
}

.sop-num {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--color-blue-electric);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.sop-card h4 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.sop-card p {
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Safety & Compliance */
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.compliance-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  transition: border-color 0.2s ease;
}

.compliance-box:hover {
  border-color: var(--glass-border-blue);
}

.compliance-box h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.compliance-box p {
  font-size: 0.92rem;
  line-height: 1.65;
}

/* FAQ Accordion */
.faq-container {
  max-width: 880px;
  margin: 0 auto;
}

.faq-row {
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-md);
  background: var(--glass-card);
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-row:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.faq-trigger {
  width: 100%;
  padding: 22px 28px;
  text-align: left;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 650;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-arrow {
  width: 20px;
  height: 20px;
  stroke: var(--color-slate-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-row.active .faq-arrow {
  transform: rotate(180deg);
  stroke: var(--color-blue-electric);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-out);
  padding: 0 28px;
  color: var(--color-silver);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-row.active .faq-body {
  padding-bottom: 24px;
}

/* Demo Call-To-Action Banner */
.cta-banner {
  background: radial-gradient(circle at 50% 0%, rgba(0, 112, 243, 0.22) 0%, rgba(13, 16, 23, 0.95) 75%);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-lg);
  padding: 64px 40px;
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
  box-shadow: 0 30px 80px rgba(0, 112, 243, 0.25);
}

.cta-banner h2 {
  font-size: 3rem;
  margin-bottom: 18px;
}

.cta-banner p.cta-lead {
  font-size: 1.15rem;
  color: var(--color-silver);
  max-width: 680px;
  margin: 0 auto 38px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

.cta-locality {
  font-size: 0.88rem;
  color: var(--color-slate-muted);
}

/* Modal Window */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 4, 7, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}

.modal-overlay.active {
  display: flex;
}

.modal-panel {
  background: var(--color-dark-700);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-lg);
  max-width: 540px;
  width: 100%;
  padding: 38px;
  position: relative;
  box-shadow: 0 30px 80px rgba(0, 112, 243, 0.35);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}

.modal-close-icon {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  color: var(--color-silver-dark);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.modal-close-icon:hover {
  color: #ffffff;
}

.modal-panel h3 {
  font-size: 1.65rem;
  margin-bottom: 8px;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 22px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-silver);
}

.form-row input, .form-row select {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-xs);
  padding: 12px 14px;
  color: #ffffff;
  font-size: 0.94rem;
  outline: none;
  font-family: inherit;
}

.form-row input:focus, .form-row select:focus {
  border-color: var(--color-blue-electric);
  box-shadow: 0 0 10px var(--color-blue-glow);
}

/* Footer */
.site-footer {
  background: #020305;
  border-top: 1px solid var(--glass-border-silver);
  padding: 70px 0 36px;
  font-size: 0.88rem;
}

.footer-cols {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}

.f-col h4 {
  font-size: 0.95rem;
  margin-bottom: 18px;
  color: #ffffff;
  letter-spacing: 0.02em;
}

.f-links {
  list-style: none;
}

.f-links li {
  margin-bottom: 10px;
}

.f-links a {
  color: var(--color-silver);
  transition: color 0.2s ease;
}

.f-links a:hover {
  color: var(--color-blue-electric);
}

.footer-bottom-bar {
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--color-slate-muted);
  font-size: 0.82rem;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .fleet-grid {
    grid-template-columns: 1fr;
  }
  .pillar-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .pricing-card.featured {
    transform: none;
  }
  .calc-frame {
    grid-template-columns: 1fr;
  }
  .compliance-grid {
    grid-template-columns: 1fr;
  }
  .footer-cols {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .nav-menu-list {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .nav-cta-group .open-demo-btn {
    display: none;
  }
  .container {
    padding: 0 18px;
  }
  .hero-h1 {
    font-size: 2.5rem;
  }
  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .calc-frame {
    padding: 24px;
  }
  .res-big-metric {
    font-size: 2.4rem;
  }
  .cta-banner {
    padding: 44px 20px;
  }
  .cta-banner h2 {
    font-size: 2.1rem;
  }
}


/* ==========================================================================
   VIDEO HUB & FINANCIAL EQUATION ADDITIONS
   ========================================================================== */

/* Video Hub Cards */
.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.video-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.35s var(--ease-out);
}

.video-card:hover {
  transform: translateY(-5px);
  border-color: var(--glass-border-blue);
  box-shadow: var(--shadow-blue);
}

.video-thumb-container {
  position: relative;
  height: 280px;
  background: var(--color-dark-800);
  overflow: hidden;
}

.video-thumb-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.video-card:hover .video-thumb-container img {
  transform: scale(1.05);
}

.video-play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(3, 4, 7, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.3s ease;
}

.video-play-overlay:hover {
  background: rgba(3, 4, 7, 0.25);
}

.play-circle {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(0, 112, 243, 0.85);
  border: 2px solid #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px var(--color-blue-glow);
  transition: all 0.25s var(--ease-out);
}

.play-circle svg {
  width: 28px;
  height: 28px;
  fill: #ffffff;
  margin-left: 3px;
}

.video-card:hover .play-circle {
  transform: scale(1.15);
  background: var(--color-blue-electric);
  box-shadow: 0 0 45px var(--color-blue-glow);
}

.video-info-box {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.video-meta-tag {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--color-blue-electric);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.video-info-box h3 {
  font-size: 1.35rem;
  margin-bottom: 10px;
}

.video-info-box p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--color-silver);
  margin-bottom: 20px;
}

.video-action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--glass-border);
}

/* Executive Financial Comparison Matrix */
.matrix-container {
  overflow-x: auto;
  margin-top: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border-silver);
  background: var(--glass-card);
  box-shadow: var(--shadow-card);
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.94rem;
}

.matrix-table th, .matrix-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
}

.matrix-table th {
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-silver);
  font-weight: 750;
}

.matrix-table th.col-highlight {
  background: rgba(0, 112, 243, 0.2);
  color: var(--color-blue-electric);
  border-bottom-color: var(--color-blue-electric);
}

.matrix-table td.col-highlight {
  background: rgba(0, 112, 243, 0.08);
  font-weight: 650;
  color: #ffffff;
  border-left: 1px solid var(--glass-border-blue);
  border-right: 1px solid var(--glass-border-blue);
}

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

.status-badge-win {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-blue-electric);
  font-weight: 750;
}

/* Video Modal */
.video-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 4, 7, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.video-modal-overlay.active {
  display: flex;
}

.video-modal-frame {
  max-width: 960px;
  width: 100%;
  background: var(--color-dark-800);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 30px 100px rgba(0, 112, 243, 0.4);
}

.video-iframe-wrap {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  background: #000;
}

.video-iframe-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-modal-close {
  position: absolute;
  top: 14px;
  right: 18px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid var(--glass-border-silver);
  color: #fff;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  z-index: 10;
  transition: all 0.2s ease;
}

.video-modal-close:hover {
  background: var(--color-blue-electric);
  color: #000;
}

.video-modal-footer {
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-dark-900);
  border-top: 1px solid var(--glass-border);
}

@media (max-width: 992px) {
  .video-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   ACCESSIBILITY, LEGAL, CONVERSION & MOBILE ADDITIONS
   ========================================================================== */

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 5000;
  background: #ffffff;
  color: #000000;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  font-weight: 700;
}
.skip-link:focus {
  left: 0;
}

:focus-visible {
  outline: 2px solid var(--color-blue-electric);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

.section-note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--color-slate-muted);
  max-width: 900px;
  margin: 22px auto 0;
  line-height: 1.6;
}

/* Client segments */
.segments-section {
  padding: 100px 0;
  border-bottom: 1px solid var(--glass-border-silver);
}
.segment-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.segment-card {
  background: var(--glass-card);
  border: 1px solid var(--glass-border-silver);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.3s var(--ease-out);
}
.segment-card:hover {
  transform: translateY(-4px);
  border-color: var(--glass-border-blue);
  box-shadow: var(--shadow-blue);
}
.segment-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-blue-subtle);
  border: 1px solid var(--glass-border-blue);
}
.segment-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-blue-electric);
}
.segment-card h3 {
  font-size: 1.2rem;
}
.segment-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.segment-list li {
  font-size: 0.86rem;
  color: #dbe3ec;
  padding-left: 18px;
  position: relative;
  line-height: 1.5;
}
.segment-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-blue-electric);
  box-shadow: 0 0 8px var(--color-blue-glow);
}
.segment-foot {
  font-size: 0.78rem;
  font-weight: 750;
  color: var(--color-blue-electric);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: auto;
}

@media (max-width: 992px) {
  .segment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .segment-grid { grid-template-columns: 1fr; }
}

/* Founding client band */
.founding-band {
  display: flex;
  align-items: center;
  gap: 18px;
  background: linear-gradient(135deg, rgba(0, 112, 243, 0.18), rgba(0, 210, 255, 0.08));
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin-bottom: 34px;
  flex-wrap: wrap;
}
.founding-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 210, 255, 0.15);
  flex-shrink: 0;
}
.founding-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-blue-electric);
}
.founding-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  min-width: 260px;
}
.founding-text strong {
  color: #ffffff;
  font-size: 0.95rem;
}
.founding-text span {
  color: var(--color-silver);
  font-size: 0.84rem;
  line-height: 1.5;
}

/* Consent & form success */
.consent-line {
  font-size: 0.78rem;
  color: var(--color-slate-muted);
  line-height: 1.5;
  margin-top: -4px;
}
.consent-line a {
  color: var(--color-blue-electric);
  font-weight: 600;
}
.form-success {
  margin-top: 18px;
  padding: 22px;
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-md);
  background: rgba(0, 210, 255, 0.06);
  text-align: center;
}
.success-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-green-status);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 auto 12px;
}
.form-success h4 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.form-success p {
  font-size: 0.86rem;
  color: var(--color-silver);
  margin-bottom: 16px;
}
.success-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer legal */
.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-legal p {
  font-size: 0.78rem;
  color: var(--color-slate-muted);
  line-height: 1.65;
}
.footer-legal-links a {
  color: var(--color-silver);
}
.footer-legal-links a:hover {
  color: var(--color-blue-electric);
}

/* Mobile sticky action bar */
.mobile-action-bar { display: none; }

@media (max-width: 768px) {
  .mobile-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1500;
    background: rgba(4, 6, 11, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--glass-border-silver);
    padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
    gap: 8px;
  }
  .mab-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 8px 4px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border-silver);
    color: var(--color-silver);
    font-size: 0.7rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
  }
  .mab-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
  }
  .mab-primary {
    background: linear-gradient(135deg, #0070f3, #00d2ff);
    color: #ffffff;
    border-color: transparent;
  }
  .mab-wa { color: #25d366; }
  body { padding-bottom: 78px; }

  .nav-menu-list.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: rgba(6, 7, 10, 0.98);
    padding: 26px 24px;
    gap: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 999;
  }
}

/* Legal pages */
.legal-main { padding: 150px 0 90px; }
.legal-content { max-width: 860px; margin: 0 auto; }
.legal-content h1 { font-size: 2.4rem; margin-bottom: 8px; }
.legal-content .legal-meta { color: var(--color-slate-muted); font-size: 0.85rem; margin-bottom: 34px; display: block; }
.legal-content h2 { font-size: 1.3rem; margin: 34px 0 12px; }
.legal-content p, .legal-content li { font-size: 0.95rem; color: var(--color-silver); line-height: 1.7; }
.legal-content ul { padding-left: 20px; margin: 10px 0 18px; display: flex; flex-direction: column; gap: 6px; }
.legal-content a { color: var(--color-blue-electric); }
.legal-back { display: inline-flex; margin-bottom: 26px; font-size: 0.86rem; color: var(--color-blue-electric); font-weight: 600; }

/* ==========================================================================
   LAYOUT HARDENING (QA fixes): prevent grid overflow & bad wraps
   ========================================================================== */

.calc-frame > * { min-width: 0; }
.calc-inputs { min-width: 0; }
.control-row { min-width: 0; }
.calc-tier-selector { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.calc-tier-btn {
  min-width: 0;
  white-space: normal;
  line-height: 1.25;
}
input[type=range] { min-width: 0; max-width: 100%; }
.p-amount {
  font-size: 2.2rem;
  overflow-wrap: anywhere;
}
.p-price-range { white-space: nowrap; }
.p-cadence { white-space: nowrap; }
@media (max-width: 380px) {
  .p-amount { font-size: 1.85rem; }
}
.founding-band .btn { flex-shrink: 0; }
.fleet-title-row { flex-wrap: wrap; gap: 6px; }
.res-row { flex-wrap: wrap; gap: 4px; }

.f-icon {
  width: 14px;
  height: 14px;
  display: inline-block;
  vertical-align: -2px;
  margin-right: 6px;
  stroke: var(--color-silver-dark);
}

/* ==========================================================================
   AI CHAT ASSISTANT
   ========================================================================== */

.chat-fab {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 1600;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0070f3, #00d2ff);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 10px 30px rgba(0, 112, 243, 0.45);
  cursor: pointer;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  transition: transform 0.2s var(--ease-out);
}
.chat-fab:hover { transform: translateY(-3px) scale(1.04); }
.chat-fab svg { width: 21px; height: 21px; }
.chat-fab-label { font-size: 0.56rem; font-weight: 850; letter-spacing: 0.08em; }
.chat-fab-hidden { display: none; }

.chat-panel {
  position: fixed;
  right: 22px;
  bottom: 92px;
  width: 382px;
  max-height: min(72vh, 620px);
  z-index: 1700;
  display: flex;
  flex-direction: column;
  background: rgba(9, 12, 20, 0.97);
  border: 1px solid var(--glass-border-blue);
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.65);
  overflow: hidden;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.chat-panel[hidden] { display: none; }

.chat-header {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 15px;
  border-bottom: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.03);
}
.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-blue-subtle);
  border: 1px solid var(--glass-border-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.chat-avatar svg { width: 20px; height: 20px; stroke: var(--color-blue-electric); }
.chat-title { font-weight: 800; font-size: 0.95rem; color: #ffffff; }
.chat-sub { font-size: 0.71rem; color: var(--color-slate-muted); }
.chat-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--color-silver-dark);
  font-size: 1.35rem;
  cursor: pointer;
  line-height: 1;
  padding: 2px 6px;
}
.chat-close:hover { color: #ffffff; }

.chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 210px;
}
.chat-msg { display: flex; }
.chat-msg.user { justify-content: flex-end; }
.chat-bubble {
  max-width: 87%;
  padding: 10px 13px;
  border-radius: 12px;
  font-size: 0.86rem;
  line-height: 1.55;
}
.chat-msg.bot .chat-bubble {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--color-silver);
  border-top-left-radius: 4px;
}
.chat-msg.user .chat-bubble {
  background: linear-gradient(135deg, #0070f3, #00d2ff);
  color: #ffffff;
  border-top-right-radius: 4px;
}
.chat-bubble b { color: #ffffff; }
.chat-bubble a { color: var(--color-blue-electric); font-weight: 600; }

.chat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-blue-electric);
  display: inline-block;
  margin: 0 2px;
  animation: chatBlink 1.2s infinite;
}
.chat-dot:nth-child(2) { animation-delay: 0.2s; }
.chat-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes chatBlink {
  0%, 80%, 100% { opacity: 0.25; }
  40% { opacity: 1; }
}

.chat-chips {
  display: flex;
  gap: 8px;
  padding: 10px 26px 10px 14px;
  overflow-x: auto;
  border-top: 1px solid var(--glass-border);
  scrollbar-width: thin;
  mask-image: linear-gradient(90deg, #000 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, #000 88%, transparent 100%);
}
.chat-chip {
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border-silver);
  color: var(--color-silver);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.76rem;
  font-weight: 650;
  cursor: pointer;
  font-family: inherit;
}
.chat-chip:hover { border-color: var(--color-blue-electric); color: #ffffff; }

.chat-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-self: flex-start;
  max-width: 92%;
}
.chat-action {
  background: var(--color-blue-subtle);
  border: 1px solid var(--glass-border-blue);
  color: var(--color-blue-electric);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
}
.chat-action:hover { background: rgba(0, 210, 255, 0.2); }

.chat-input-row {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--glass-border);
}
.chat-input-row input {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border-silver);
  border-radius: 10px;
  padding: 11px 13px;
  color: #ffffff;
  font-size: 0.88rem;
  outline: none;
  font-family: inherit;
  min-width: 0;
}
.chat-input-row input:focus { border-color: var(--color-blue-electric); }
.chat-send {
  width: 44px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #0070f3, #00d2ff);
  color: #ffffff;
  font-size: 1rem;
  cursor: pointer;
  flex-shrink: 0;
}
.chat-footnote {
  padding: 0 14px 12px;
  font-size: 0.68rem;
  color: var(--color-slate-muted);
  line-height: 1.4;
}

@media (max-width: 768px) {
  .chat-fab { right: 14px; bottom: 94px; width: 52px; height: 52px; }
  .chat-panel {
    right: 10px;
    left: 10px;
    bottom: 88px;
    width: auto;
    max-height: 64vh;
  }
}

/* ==========================================================================
   INLINE VIDEO TILES (click-to-play official robot footage)
   ========================================================================== */

.video-tile { cursor: pointer; }
.video-tile:focus-visible { outline: 2px solid var(--color-blue-electric); outline-offset: -2px; }

.video-tile iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  z-index: 3;
  background: #000000;
}

.video-tile.playing .video-tile-play,
.video-tile.playing .video-tile-badge { display: none; }

.video-tile-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(3, 4, 7, 0.35);
  transition: background 0.25s ease;
  z-index: 2;
}
.video-tile:hover .video-tile-play { background: rgba(3, 4, 7, 0.18); }
.video-tile-play .play-circle { width: 64px; height: 64px; }

.video-tile-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
  background: rgba(3, 4, 7, 0.85);
  border: 1px solid var(--glass-border-blue);
  color: var(--color-blue-electric);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
}

.fleet-brand-pill { z-index: 2; }
.hero-image-caption { z-index: 2; }

/* ==========================================================================
   HEADER / NAV / ANCHOR POLISH (QA fixes)
   ========================================================================== */

.site-header.scrolled {
  background: rgba(4, 6, 11, 0.97);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.5);
}
@media (max-width: 768px) {
  .site-header { background: rgba(4, 6, 11, 0.96); }
}

[id] { scroll-margin-top: 92px; }

.nav-menu-list { gap: 22px; }
.nav-menu-list a { white-space: nowrap; font-size: 0.86rem; }
.lang-btn { color: var(--color-silver); }

@media (max-width: 1180px) and (min-width: 769px) {
  .nav-menu-list { gap: 14px; }
  .nav-menu-list a { font-size: 0.79rem; }
  .brand-subtitle { display: none; }
}

.hero-image-caption { gap: 12px; flex-wrap: wrap; }
.live-pill { white-space: nowrap; }

/* Mobile: hero media becomes 16:9 so the video fills the frame (no letterbox bars) */
@media (max-width: 768px) {
  .hero-image-frame img {
    height: auto;
    aspect-ratio: 16 / 9;
  }
  .hero-image-frame {
    max-height: 60vh;
  }
}

/* Mobile overflow guard: pricing/fleet tab capsules (fix 10.09.2026 — 11 px page overflow at 390 px) */
@media (max-width: 480px) {
  .pricing-tabs-center {
    justify-content: flex-start;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 0 4px;
  }
  .pricing-tabs-center::-webkit-scrollbar { display: none; }
  .p-tab-btn { padding: 9px 15px; font-size: 0.83rem; white-space: nowrap; }
  /* long CTA text must wrap inside the ROI calculator on small screens (fix 10.09.2026) */
  .calc-results-panel .btn { white-space: normal; height: auto; line-height: 1.35; }
}