/* ==========================================================================
   INDOOR UWB POSITIONING & NAVIGATION — PREMIUM CYBER THEME
   Design Standards:
   - Deep Obsidian Backgrounds (#020405, #03070a)
   - Neon Cyber Accents: Emerald (#00ff88), Cyan (#00d4ff), Amber (#f59e0b)
   - Glassmorphic Cards (backdrop-filter, 1px subtle borders)
   - Responsive, Accessible, and High-Performance
   ========================================================================== */

:root {
    --uwb-bg-dark: #020405;
    --uwb-bg-card: rgba(10, 16, 22, 0.85);
    --uwb-bg-card-hover: rgba(12, 22, 30, 0.95);
    --uwb-border-subtle: rgba(255, 255, 255, 0.08);
    --uwb-border-hover: rgba(0, 255, 136, 0.35);
    --uwb-border-cyan: rgba(0, 212, 255, 0.35);
    
    --uwb-emerald: #00ff88;
    --uwb-emerald-glow: rgba(0, 255, 136, 0.25);
    --uwb-cyan: #00d4ff;
    --uwb-cyan-glow: rgba(0, 212, 255, 0.25);
    --uwb-amber: #f59e0b;
    --uwb-crimson: #ff5252;
    
    --uwb-text-main: #f8fafc;
    --uwb-text-body: #cbd5e1;
    --uwb-text-muted: #94a3b8;
    --uwb-text-dim: #64748b;
    
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

body {
    background-color: var(--uwb-bg-dark);
    color: var(--uwb-text-body);
    font-family: var(--font-body);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* Base Container */
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
    box-sizing: border-box;
}

/* Reusable Section Heading */
.uwb-section-heading {
    text-align: center;
    max-width: 820px;
    margin: 0 auto 3.5rem;
}

.uwb-section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--uwb-emerald);
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    margin-bottom: 1.25rem;
}

.uwb-section-eyebrow.cyan {
    color: var(--uwb-cyan);
    background: rgba(0, 212, 255, 0.08);
    border-color: rgba(0, 212, 255, 0.25);
}

.uwb-section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: var(--uwb-text-main);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0 0 1.25rem;
}

.uwb-section-subtitle-block {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.uwb-section-subtitle-block p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--uwb-text-body);
    margin: 0;
}

.uwb-section-subtitle-block p:last-child {
    color: var(--uwb-text-muted);
}

/* Color Accents */
.accent-emerald {
    color: var(--uwb-emerald);
    text-shadow: 0 0 20px var(--uwb-emerald-glow);
}

.accent-cyan {
    color: var(--uwb-cyan);
    text-shadow: 0 0 20px var(--uwb-cyan-glow);
}

.accent-amber {
    color: var(--uwb-amber);
}

/* Common Section Divider */
.uwb-section {
    position: relative;
    padding: 100px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* ==========================================================================
   SECTION 1: HERO
   ========================================================================== */
.uwb-hero-section {
    position: relative;
    padding: 130px 0 100px;
    background: 
        radial-gradient(circle at 80% 20%, rgba(0, 255, 136, 0.07) 0%, transparent 50%),
        radial-gradient(circle at 15% 65%, rgba(0, 212, 255, 0.06) 0%, transparent 45%),
        #020405;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

.uwb-hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.95fr;
    gap: 3.5rem;
    align-items: center;
}

.uwb-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--uwb-text-dim);
    margin-bottom: 1.5rem;
}

.uwb-breadcrumb a {
    color: var(--uwb-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.uwb-breadcrumb a:hover {
    color: var(--uwb-emerald);
}

.uwb-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--uwb-emerald);
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.3);
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    margin-bottom: 1.5rem;
}

.uwb-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--uwb-emerald);
    box-shadow: 0 0 10px var(--uwb-emerald);
    animation: uwbPulse 2s infinite;
}

@keyframes uwbPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
}

.uwb-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.35rem, 4.2vw, 3.4rem);
    font-weight: 800;
    line-height: 1.15;
    color: #fff;
    margin: 0 0 1.35rem;
    letter-spacing: -0.02em;
}

.uwb-hero-lead {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.5;
    color: #e2e8f0;
    margin-bottom: 1rem;
}

.uwb-hero-desc {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--uwb-text-muted);
    margin-bottom: 2rem;
}

/* Hero Metrics Micro-Cards */
.uwb-hero-metrics {
    display: flex;
    align-items: stretch;
    gap: 1rem;
    max-width: 480px;
    margin-bottom: 2.25rem;
}

.uwb-metric-card {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.95rem 1.15rem;
    background: rgba(10, 20, 26, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 14px;
    backdrop-filter: blur(12px);
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.uwb-metric-card:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 255, 136, 0.35);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.uwb-metric-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.uwb-metric-icon.emerald {
    background: rgba(0, 255, 136, 0.1);
    color: var(--uwb-emerald);
    border: 1px solid rgba(0, 255, 136, 0.25);
    box-shadow: 0 0 14px rgba(0, 255, 136, 0.15);
}

.uwb-metric-icon.cyan {
    background: rgba(0, 212, 255, 0.1);
    color: var(--uwb-cyan);
    border: 1px solid rgba(0, 212, 255, 0.25);
    box-shadow: 0 0 14px rgba(0, 212, 255, 0.15);
}

.uwb-metric-body {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.uwb-metric-val {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.15;
}

.uwb-metric-val.emerald { color: var(--uwb-emerald); }
.uwb-metric-val.cyan { color: var(--uwb-cyan); }
.uwb-metric-val.amber { color: var(--uwb-amber); }

.uwb-metric-lbl {
    font-size: 0.72rem;
    color: var(--uwb-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.2;
}

.uwb-metric-sep {
    width: 1px;
    height: 32px;
    background: rgba(255, 255, 255, 0.1);
}

/* CTA Buttons */
.uwb-hero-ctas {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    flex-wrap: wrap;
}

.uwb-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.95rem 1.85rem;
    background: var(--uwb-emerald);
    color: #000;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.35);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.uwb-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px rgba(0, 255, 136, 0.55);
    background: #1aff95;
}

.uwb-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.95rem 1.85rem;
    background: rgba(255, 255, 255, 0.03);
    color: #f1f5f9;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.uwb-btn-secondary:hover {
    background: rgba(0, 255, 136, 0.08);
    border-color: var(--uwb-emerald);
    color: var(--uwb-emerald);
    transform: translateY(-2px);
}

/* Hero Visual: Warehouse Floor 3D Image Frame */
.uwb-hero-visual {
    position: relative;
}

.uwb-hero-image-frame {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(0, 255, 136, 0.35);
    background: #080e12;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85), 0 0 40px rgba(0, 255, 136, 0.12);
    transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.uwb-hero-image-frame:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 255, 136, 0.6);
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.9), 0 0 60px rgba(0, 255, 136, 0.22);
}

.uwb-hero-image-glow {
    position: absolute;
    top: -40px;
    right: -40px;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.22) 0%, transparent 70%);
    pointer-events: none;
    z-index: 2;
}

.uwb-hero-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 23px;
}

.uwb-sim-stage {
    position: relative;
    background: radial-gradient(circle at 50% 50%, rgba(14, 25, 33, 0.95) 0%, rgba(8, 14, 18, 0.98) 100%);
    border: 1px solid rgba(0, 255, 136, 0.28);
    border-radius: 24px;
    padding: 1.5rem;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8), 0 0 35px rgba(0, 255, 136, 0.08);
    backdrop-filter: blur(16px);
}

.uwb-sim-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 1rem;
}

.uwb-sim-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
}

.uwb-sim-badge {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--uwb-cyan);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
}

/* Hero Hardware Showcase Strip */
.uwb-hero-hw-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
    margin-bottom: 1rem;
}

.uwb-hw-mini-card {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    background: rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 0.65rem 0.85rem;
    transition: all 0.25s ease;
}

.uwb-hw-mini-card:hover {
    border-color: rgba(0, 255, 136, 0.35);
    background: rgba(0, 0, 0, 0.65);
    transform: translateY(-2px);
}

.uwb-mini-img {
    width: 65px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.8));
    flex-shrink: 0;
}

.uwb-mini-info {
    display: flex;
    flex-direction: column;
}

.uwb-mini-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--uwb-cyan);
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.25);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    width: fit-content;
    margin-bottom: 0.2rem;
    letter-spacing: 0.04em;
}

.uwb-mini-title {
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 700;
    color: #fff;
    white-space: nowrap;
}

/* Floor Canvas Simulator Mockup */
.uwb-floor-canvas {
    position: relative;
    width: 100%;
    height: 330px;
    background: 
        linear-gradient(rgba(0, 255, 136, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.04) 1px, transparent 1px),
        #060a0d;
    background-size: 32px 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

/* Surveyed Anchors (A1-A4) */
.uwb-anchor-marker {
    position: absolute;
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: rgba(0, 212, 255, 0.15);
    border: 1.5px solid var(--uwb-cyan);
    color: var(--uwb-cyan);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
}

.uwb-anchor-marker.a1 { top: 20px; left: 24px; }
.uwb-anchor-marker.a2 { top: 20px; right: 24px; }
.uwb-anchor-marker.a3 { bottom: 20px; right: 24px; }
.uwb-anchor-marker.a4 { bottom: 20px; left: 24px; }

/* Forklift Marker */
.uwb-forklift-marker {
    position: absolute;
    top: 55%;
    left: 28%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 4;
}

.uwb-forklift-icon-box {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(0, 255, 136, 0.2);
    border: 2px solid var(--uwb-emerald);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px var(--uwb-emerald-glow);
    animation: uwbBob 3s ease-in-out infinite alternate;
}

@keyframes uwbBob {
    0% { transform: translateY(0); }
    100% { transform: translateY(-4px); }
}

.uwb-marker-tag {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    color: #000;
    background: var(--uwb-emerald);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    margin-top: 0.35rem;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

/* Pallet Marker */
.uwb-pallet-marker {
    position: absolute;
    top: 32%;
    right: 25%;
    transform: translate(50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 4;
}

.uwb-pallet-icon-box {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(245, 158, 11, 0.18);
    border: 2px solid var(--uwb-amber);
    color: var(--uwb-amber);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 16px rgba(245, 158, 11, 0.3);
}

.uwb-marker-tag.amber {
    background: var(--uwb-amber);
    color: #000;
}

/* Vector Heading Line (Forklift -> Pallet) */
.uwb-vector-line {
    position: absolute;
    top: 55%;
    left: 28%;
    width: 46%;
    height: 2px;
    background: linear-gradient(90deg, var(--uwb-emerald), var(--uwb-amber));
    transform-origin: 0% 0%;
    transform: rotate(-22deg);
    z-index: 2;
    box-shadow: 0 0 8px var(--uwb-emerald);
}

.uwb-vector-arrow {
    position: absolute;
    right: 0;
    top: -5px;
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 10px solid var(--uwb-amber);
}

/* Distance Readout Pill on Vector Line */
.uwb-vector-distance {
    position: absolute;
    left: 45%;
    top: -18px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: #fff;
    background: rgba(0, 0, 0, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.15rem 0.5rem;
    border-radius: 9999px;
    white-space: nowrap;
}

/* HUD Telemetry Bar at bottom of stage */
.uwb-sim-hud {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.uwb-hud-col {
    display: flex;
    flex-direction: column;
}

.uwb-hud-lbl {
    font-size: 0.7rem;
    color: var(--uwb-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.uwb-hud-val {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--uwb-text-main);
}

/* ==========================================================================
   SECTION 2: PRODUCT OVERVIEW (Deliverables Grid)
   ========================================================================== */
.uwb-overview-section {
    background: radial-gradient(circle at 50% 10%, rgba(0, 212, 255, 0.04) 0%, transparent 60%), #020405;
}

.uwb-overview-lead {
    max-width: 920px;
    margin: 0 auto 3.5rem;
    background: rgba(10, 16, 22, 0.7);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2.5rem;
    backdrop-filter: blur(12px);
}

.uwb-overview-lead p {
    font-size: 1.12rem;
    line-height: 1.8;
    color: var(--uwb-text-body);
    margin: 0 0 1.25rem;
}

.uwb-overview-lead p:last-child {
    margin-bottom: 0;
    color: var(--uwb-emerald);
    font-weight: 600;
}

.uwb-deliverables-title {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 2rem;
}

.uwb-deliverables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.uwb-deliv-card {
    display: flex;
    align-items: flex-start;
    gap: 1.15rem;
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 16px;
    padding: 1.5rem 1.6rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.uwb-deliv-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-3px);
    background: var(--uwb-bg-card-hover);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 255, 136, 0.08);
}

.uwb-deliv-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    color: var(--uwb-emerald);
    flex-shrink: 0;
}

.uwb-deliv-card p {
    font-size: 1rem;
    line-height: 1.55;
    color: var(--uwb-text-main);
    font-weight: 500;
    margin: 0;
}

/* ==========================================================================
   SECTION 3: HOW IT WORKS (6 Sequential Steps)
   ========================================================================== */
.uwb-workflow-section {
    background: radial-gradient(circle at 10% 30%, rgba(0, 255, 136, 0.05) 0%, transparent 60%),
                radial-gradient(circle at 90% 70%, rgba(0, 212, 255, 0.05) 0%, transparent 60%),
                #03070a;
}

.uwb-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    max-width: 1160px;
    margin: 0 auto;
}

.uwb-step-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2rem;
    position: relative;
    backdrop-filter: blur(14px);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
}

.uwb-step-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-4px);
    background: var(--uwb-bg-card-hover);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 255, 136, 0.08);
}

.uwb-step-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.uwb-step-badge {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--uwb-emerald);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    letter-spacing: 0.05em;
}

.uwb-step-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--uwb-text-dim);
}

.uwb-step-card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 0.85rem;
    letter-spacing: -0.01em;
}

.uwb-step-card p {
    font-size: 0.96rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0 0 1.25rem;
    flex-grow: 1;
}

.uwb-step-tech-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--uwb-cyan);
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    padding: 0.3rem 0.65rem;
    border-radius: 9999px;
    width: fit-content;
}

/* ==========================================================================
   SECTION 4: CORE FEATURES (8 Features Grid)
   ========================================================================== */
.uwb-features-section {
    background: #020405;
}

.uwb-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
    max-width: 1100px;
    margin: 0 auto;
}

.uwb-feat-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2.2rem;
    backdrop-filter: blur(14px);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.uwb-feat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.45), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.uwb-feat-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-4px);
    background: var(--uwb-bg-card-hover);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 255, 136, 0.08);
}

.uwb-feat-card:hover::before {
    opacity: 1;
}

.uwb-feat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    color: var(--uwb-emerald);
    margin-bottom: 1.25rem;
    transition: transform 0.3s ease;
}

.uwb-feat-card:hover .uwb-feat-icon {
    transform: scale(1.08);
}

.uwb-feat-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.65rem;
    letter-spacing: -0.01em;
}

.uwb-feat-card p {
    font-size: 0.96rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* ==========================================================================
   SECTION 5: UWB TECHNOLOGY & POSITIONING SYSTEM (Architecture Grid)
   ========================================================================== */
.uwb-tech-section {
    background: radial-gradient(circle at 80% 30%, rgba(0, 212, 255, 0.05) 0%, transparent 60%), #03070a;
}

.uwb-tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.75rem;
    max-width: 1160px;
    margin: 0 auto;
}

.uwb-tech-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2rem;
    position: relative;
    backdrop-filter: blur(14px);
    transition: all 0.3s ease;
}

.uwb-tech-card:hover {
    border-color: var(--uwb-border-cyan);
    transform: translateY(-3px);
    background: var(--uwb-bg-card-hover);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.6), 0 0 20px rgba(0, 212, 255, 0.08);
}

.uwb-tech-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.uwb-tech-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.25);
    color: var(--uwb-cyan);
}

.uwb-tech-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

.uwb-tech-card p {
    font-size: 0.96rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* ==========================================================================
   SECTION 6: LIVE WAREHOUSE MONITORING (Operator Interface)
   ========================================================================== */
.uwb-monitoring-section {
    background: #020405;
}

.uwb-monitor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.65rem;
    max-width: 1100px;
    margin: 0 auto;
}

.uwb-monitor-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 18px;
    padding: 2rem 1.85rem;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.uwb-monitor-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-3px);
    background: var(--uwb-bg-card-hover);
}

.uwb-monitor-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.2);
    color: var(--uwb-emerald);
    margin-bottom: 1.15rem;
}

.uwb-monitor-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.6rem;
}

.uwb-monitor-card p {
    font-size: 0.94rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* ==========================================================================
   SECTION 7: FORKLIFT-TO-PALLET NAVIGATION
   ========================================================================== */
.uwb-navigation-section {
    background: radial-gradient(circle at 20% 40%, rgba(0, 255, 136, 0.05) 0%, transparent 60%),
                radial-gradient(circle at 80% 60%, rgba(245, 158, 11, 0.04) 0%, transparent 60%),
                #03070a;
}

.uwb-nav-wrapper {
    max-width: 1040px;
    margin: 0 auto;
}

.uwb-nav-dual-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.uwb-nav-steps-box {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2.25rem;
    backdrop-filter: blur(14px);
}

.uwb-nav-box-heading {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.uwb-nav-step-item {
    display: flex;
    align-items: flex-start;
    gap: 1.1rem;
    margin-bottom: 1.25rem;
}

.uwb-nav-step-item:last-child {
    margin-bottom: 0;
}

.uwb-nav-step-num {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--uwb-emerald);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.uwb-nav-step-item p {
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--uwb-text-body);
    margin: 0;
}

/* Operational Value Box */
.uwb-nav-value-box {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2.25rem;
    backdrop-filter: blur(14px);
    display: flex;
    flex-direction: column;
}

.uwb-nav-value-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.uwb-nav-value-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--uwb-text-body);
}

.uwb-check-icon {
    color: var(--uwb-emerald);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

/* Important Guidance Notice Box */
.uwb-notice-box {
    background: rgba(245, 158, 11, 0.06);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 14px;
    padding: 1.25rem 1.65rem;
    display: flex;
    align-items: flex-start;
    gap: 1.15rem;
    backdrop-filter: blur(10px);
}

.uwb-notice-icon {
    color: var(--uwb-amber);
    flex-shrink: 0;
    margin-top: 0.15rem;
    display: flex;
}

.uwb-notice-box p {
    font-size: 0.95rem;
    line-height: 1.65;
    color: #e2e8f0;
    margin: 0;
}

.uwb-notice-box strong {
    color: #fbbf24;
}

/* ==========================================================================
   SECTION 8: ASSET HISTORY & OPERATIONAL VISIBILITY
   ========================================================================== */
.uwb-history-section {
    background: #020405;
}

.uwb-history-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.65rem;
    max-width: 1100px;
    margin: 0 auto;
}

.uwb-history-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 18px;
    padding: 2rem 1.85rem;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.uwb-history-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-3px);
    background: var(--uwb-bg-card-hover);
}

.uwb-history-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.2);
    color: var(--uwb-emerald);
    margin-bottom: 1.15rem;
}

.uwb-history-card h3 {
    font-family: var(--font-heading);
    font-size: 1.22rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.6rem;
}

.uwb-history-card p {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* ==========================================================================
   SECTION 9: WHO CAN USE INDOOR UWB POSITIONING
   ========================================================================== */
.uwb-audience-section {
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.04) 0%, transparent 60%), #03070a;
}

.uwb-audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.65rem;
    max-width: 1100px;
    margin: 0 auto 3rem;
}

.uwb-aud-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 18px;
    padding: 2rem 1.85rem;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.uwb-aud-card:hover {
    border-color: var(--uwb-border-cyan);
    transform: translateY(-3px);
    background: var(--uwb-bg-card-hover);
}

.uwb-aud-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    color: var(--uwb-emerald);
    margin-bottom: 1.15rem;
    box-shadow: 0 0 14px rgba(0, 255, 136, 0.12);
}

.uwb-aud-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.6rem;
}

.uwb-aud-card p {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* Best Fit Environments Card */
.uwb-best-fit-card {
    max-width: 1100px;
    margin: 0 auto;
    background: rgba(10, 16, 22, 0.92);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 20px;
    padding: 2.25rem 2.5rem;
    backdrop-filter: blur(14px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.uwb-best-fit-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.uwb-best-fit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.15rem;
}

.uwb-best-fit-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.96rem;
    color: #e2e8f0;
    line-height: 1.55;
}

.uwb-best-fit-item svg {
    color: var(--uwb-emerald);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

/* ==========================================================================
   SECTION 10: DEPLOYMENT PROCESS (5 Steps)
   ========================================================================== */
.uwb-deployment-section {
    background: #020405;
}

.uwb-deploy-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1160px;
    margin: 0 auto 3rem;
}

.uwb-deploy-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 18px;
    padding: 2rem 1.5rem;
    backdrop-filter: blur(12px);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.3s ease;
}

.uwb-deploy-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-4px);
    background: var(--uwb-bg-card-hover);
}

.uwb-deploy-step-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--uwb-emerald);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    width: fit-content;
    margin: 0 auto 1.15rem;
}

.uwb-deploy-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 0.65rem;
}

.uwb-deploy-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* Pre-deployment Requirement Callout */
.uwb-deploy-callout {
    max-width: 1160px;
    margin: 0 auto;
    background: rgba(0, 212, 255, 0.06);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: 14px;
    padding: 1.25rem 1.75rem;
    backdrop-filter: blur(10px);
}

.uwb-deploy-callout p {
    font-size: 0.96rem;
    line-height: 1.65;
    color: #e2e8f0;
    margin: 0;
}

.uwb-deploy-callout strong {
    color: var(--uwb-cyan);
}

/* ==========================================================================
   SECTION 11: BUSINESS BENEFITS (6 Cards)
   ========================================================================== */
.uwb-benefits-section {
    background: radial-gradient(circle at 80% 80%, rgba(0, 255, 136, 0.05) 0%, transparent 60%), #03070a;
}

.uwb-benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.65rem;
    max-width: 1100px;
    margin: 0 auto;
}

.uwb-benefit-card {
    background: var(--uwb-bg-card);
    border: 1px solid var(--uwb-border-subtle);
    border-radius: 20px;
    padding: 2.25rem 2rem;
    backdrop-filter: blur(14px);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.uwb-benefit-card:hover {
    border-color: var(--uwb-border-hover);
    transform: translateY(-4px);
    background: var(--uwb-bg-card-hover);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 255, 136, 0.08);
}

.uwb-benefit-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    color: var(--uwb-emerald);
    margin-bottom: 1.25rem;
    transition: transform 0.3s ease;
}

.uwb-benefit-card:hover .uwb-benefit-icon {
    transform: scale(1.08);
}

.uwb-benefit-card h3 {
    font-family: var(--font-heading);
    font-size: 1.22rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.65rem;
}

.uwb-benefit-card p {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--uwb-text-muted);
    margin: 0;
}

/* ==========================================================================
   SECTION 12: FREQUENTLY ASKED QUESTIONS (9 Accordion Items)
   ========================================================================== */
.uwb-faq-section {
    background: #020405;
}

.uwb-faq-accordion {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
}

.uwb-faq-item {
    background: rgba(10, 18, 25, 0.82);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.uwb-faq-item[open] {
    border-color: rgba(0, 255, 136, 0.35);
    background: rgba(12, 22, 30, 0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.uwb-faq-summary {
    padding: 1.4rem 1.75rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-family: var(--font-heading);
    font-size: 1.12rem;
    font-weight: 600;
    color: #f1f5f9;
    user-select: none;
    transition: color 0.2s ease;
}

.uwb-faq-summary::-webkit-details-marker {
    display: none;
}

.uwb-faq-summary:hover {
    color: var(--uwb-emerald);
}

.uwb-faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 400;
    color: #94a3b8;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.uwb-faq-item[open] .uwb-faq-icon {
    transform: rotate(45deg);
    background: rgba(0, 255, 136, 0.15);
    border-color: rgba(0, 255, 136, 0.4);
    color: var(--uwb-emerald);
}

.uwb-faq-content {
    padding: 0 1.75rem 1.5rem;
    font-size: 0.96rem;
    line-height: 1.75;
    color: var(--uwb-text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.uwb-faq-content p {
    margin: 0.75rem 0 0;
}

/* ==========================================================================
   SECTION 13: FINAL CALL TO ACTION
   ========================================================================== */
.uwb-cta-section {
    position: relative;
    padding: 110px 0 120px;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 136, 0.08) 0%, transparent 65%), #020405;
}

.uwb-cta-card {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(14, 25, 33, 0.95) 0%, rgba(8, 14, 18, 0.98) 100%);
    border: 1px solid rgba(0, 255, 136, 0.35);
    border-radius: 28px;
    padding: 4.5rem 3rem;
    text-align: center;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 255, 136, 0.1);
    backdrop-filter: blur(16px);
}

.uwb-cta-glow {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.25) 0%, transparent 70%);
    pointer-events: none;
}

.uwb-cta-card h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.8vw, 2.9rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin: 0 0 1.25rem;
    letter-spacing: -0.02em;
}

.uwb-cta-card p {
    font-size: 1.12rem;
    line-height: 1.75;
    color: var(--uwb-text-body);
    max-width: 720px;
    margin: 0 auto 2.5rem;
}

.uwb-cta-btn-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
    .uwb-hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .uwb-nav-dual-grid {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 768px) {
    .uwb-section {
        padding: 70px 0;
    }

    .uwb-hero-section {
        padding: 100px 0 70px;
    }

    .uwb-features-grid,
    .uwb-steps-grid,
    .uwb-benefits-grid,
    .uwb-monitor-grid,
    .uwb-deploy-grid {
        grid-template-columns: 1fr;
    }

    .uwb-cta-card {
        padding: 3rem 1.5rem;
    }

    .uwb-hero-metrics {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.85rem;
    }

    .uwb-metric-sep {
        display: none;
    }

    .uwb-sim-hud {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
}