:root {
            --struent-red: #dc3545;
            --struent-gray: #454545;
            --struent-white: #ffffff;
        }
   
        
        .struent-section {
            padding: 30px 0;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 50%, #f8f9fa 100%);
            position: relative;
        }
        
        .background-elements {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
            overflow: hidden;
        }
        
        .floating-circle {
            position: absolute;
            border-radius: 50%;
            background: rgba(220, 53, 69, 0.05);
        }
        
        .circle-1 {
            width: 300px;
            height: 300px;
            top: -100px;
            right: -100px;
        }
        
        .circle-2 {
            width: 200px;
            height: 200px;
            bottom: 50px;
            left: -50px;
        }
        
        .circle-3 {
            width: 150px;
            height: 150px;
            top: 30%;
            left: 10%;
        }
        
        .section-header {
            position: relative;
            z-index: 1;
            margin-bottom: 80px;
        }
        
        .section-badge {
            display: inline-block;
            background: var(--struent-red);
            color: white;
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 20px;
        }
        
        .section-title {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--struent-gray);
            line-height: 1.1;
            margin-bottom: 20px;
        }
        
        .title-accent {
            color: var(--struent-red);
            position: relative;
            display: inline-block;
        }
        
        .title-accent::after {
            content: '';
            position: absolute;
            bottom: 5px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(220, 53, 69, 0.2);
            z-index: -1;
        }
        
        .section-subtitle {
            color: #666;
            font-size: 1.2rem;
            max-width: 600px;
        }
        
        .product-showcase {
            position: relative;
            z-index: 1;
        }
        
        .product-card {
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.1);
            padding: 40px;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
        }
        
        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 30px 70px rgba(0,0,0,0.15);
        }
        
        .card-accent {
            position: absolute;
            top: 0;
            left: 0;
            width: 8px;
            height: 100%;
            background: var(--struent-red);
        }
        
        .product-header {
            display: flex;
            align-items: flex-start;
            margin-bottom: 25px;
        }
        
        .product-icon {
            width: 70px;
            height: 70px;
            background: var(--struent-red);
            color: white;
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-right: 20px;
            flex-shrink: 0;
        }
        
        .product-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--struent-gray);
            margin-bottom: 5px;
        }
        
        .product-subtitle {
            color: var(--struent-red);
            font-weight: 600;
            font-size: 1rem;
        }
        
        .product-description {
            color: #555;
            margin-bottom: 25px;
            line-height: 1.6;
        }
        
        .feature-highlights {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 25px;
        }
        
        .feature-highlight {
            background: rgba(220, 53, 69, 0.08);
            color: var(--struent-red);
            padding: 8px 15px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
        }
        
        .tech-specs {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 20px;
            margin: 25px 0;
        }
        
        .spec-item {
            display: flex;
            margin-bottom: 15px;
        }
        
        .spec-item:last-child {
            margin-bottom: 0;
        }
        
        .spec-label {
            font-weight: 600;
            color: var(--struent-gray);
            min-width: 150px;
        }
        
        .spec-value {
            color: #555;
        }
        
        .product-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 25px;
        }
        
        .power-indicator {
            display: flex;
            align-items: center;
            font-weight: 600;
            color: var(--struent-gray);
        }
        
        .power-icon {
            margin-right: 8px;
            color: var(--struent-red);
        }
        
        .product-link {
            color: var(--struent-red);
            font-weight: 700;
            text-decoration: none;
            display: flex;
            align-items: center;
            transition: all 0.3s ease;
        }
        
        .product-link:hover {
            color: var(--struent-gray);
        }
        
        .product-link i {
            margin-left: 8px;
            transition: transform 0.3s ease;
        }
        
        .product-link:hover i {
            transform: translateX(5px);
        }
        
        .asymmetrical-layout {
            position: relative;
        }
        
        .floating-element {
            position: absolute;
            width: 300px;
            height: 300px;
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.1);
            padding: 30px;
            z-index: 2;
        }
        
        .floating-1 {
            top: -50px;
            right: 50px;
            transform: rotate(3deg);
        }
        
        .floating-2 {
            bottom: -50px;
            left: 50px;
            transform: rotate(-2deg);
        }
        
        .floating-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--struent-gray);
            margin-bottom: 15px;
        }
        
        .floating-text {
            color: #555;
            line-height: 1.6;
        }
        
        .stats-container {
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.1);
            padding: 40px;
            margin-top: 80px;
            position: relative;
            z-index: 1;
        }
        
        .stats-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--struent-gray);
            text-align: center;
            margin-bottom: 40px;
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .stat-item {
            text-align: center;
            padding: 20px;
            border-radius: 15px;
            transition: transform 0.3s ease;
        }
        
        .stat-item:hover {
            transform: translateY(-5px);
            background: rgba(220, 53, 69, 0.03);
        }
        
        .stat-value {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--struent-red);
            margin-bottom: 10px;
        }
        
        .stat-label {
            color: var(--struent-gray);
            font-weight: 600;
        }
        
        /* .divider {
            height: 2px;
            background: rgba(220, 53, 69, 0.1);
            margin: 60px 0;
        } */
        
        @media (max-width: 992px) {
            .section-title {
                font-size: 2.5rem;
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .floating-element {
                position: relative;
                top: auto;
                right: auto;
                bottom: auto;
                left: auto;
                transform: none;
                width: 100%;
                margin-bottom: 30px;
            }
        }
        
        @media (max-width: 576px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .product-header {
                flex-direction: column;
            }
            
            .product-icon {
                margin-bottom: 15px;
            }
            
            .product-footer {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .power-indicator {
                margin-bottom: 15px;
            }
        }
        
        .pulse-animation {
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }


        /***********************************/
:root {
  --struent-red: #dc3545;
  --struent-gray: #454545;
  --struent-white: #ffffff;
  --struent-light: #f8f9fa;
}

.struent-approach-section {
  padding: 30px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  position: relative;
  overflow: hidden;
}

.struent-approach-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0.03;
  background-image:
    radial-gradient(circle at 20% 80%, var(--struent-red) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, var(--struent-red) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, var(--struent-red) 0%, transparent 50%);
  background-size: 600px 600px;
}

.struent-floating-shapes { position: absolute; top:0; left:0; width:100%; height:100%; z-index:0; overflow:hidden; background:white; }

.struent-shape { position:absolute; background: rgba(220,53,69,0.03); border-radius:50%; }
.struent-shape-1 { width:200px; height:200px; top:10%; left:5%; animation:struent-pulse 3s infinite; }
.struent-shape-2 { width:150px; height:150px; bottom:20%; right:10%; animation:struent-pulse 3s infinite 1.5s; }

@keyframes struent-pulse { 0%{transform:scale(1);opacity:0.7} 50%{transform:scale(1.1);opacity:0.4} 100%{transform:scale(1);opacity:0.7} }

.struent-section-header { text-align:center; margin-bottom:70px; position:relative; z-index:1; }

/* ===== FLEX GRID (reliable centering of last row) ===== */
.struent-advantages-grid {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center; /* centers rows including last row */
  align-items: stretch;
  margin: 0 auto;
  max-width: 1200px; /* optional: keeps content centered in wide viewports */
}

/* Each card: fixed min width, flexible */
.struent-advantages-grid > .struent-advantage-card {
  flex: 0 1 320px; /* don't grow, can shrink, base width 320px */
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

/* Card styling */
.struent-advantage-card {
  background: #f1f1f1;
  border-radius: 16px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.1);
  padding: 20px 20px;
  position: relative;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  overflow: hidden;
  height: 100%;
}

.struent-advantage-card:hover { transform: translateY(-10px); box-shadow: 0 25px 60px rgba(0,0,0,0.15); }

.struent-card-icon {
  width: 80px; height: 80px; background: var(--struent-red); color:white; border-radius:50%;
  display:flex; align-items:center; justify-content:center; font-size:2rem; margin-bottom:25px; position:relative; z-index:1;
}
.struent-card-icon::after {
  content:''; position:absolute; top:-5px; left:-5px; right:-5px; bottom:-5px; border-radius:50%;
  background: rgba(220,53,69,0.2); z-index:-1;
}

.struent-card-title { font-size:1.5rem; font-weight:700; color:var(--struent-gray); margin-bottom:15px; }
.struent-card-description { color:#555; line-height:1.6; margin-bottom:20px; flex-grow:1; }
.struent-icon-hover { transition: transform 0.3s ease; }
.struent-advantage-card:hover .struent-icon-hover { transform: scale(1.1) rotate(5deg); }

/* Top color accent */
.struent-card-power { border-top: 4px solid #dc3545; }
.struent-card-privacy { border-top: 4px solid #c82333; }
.struent-card-scalability { border-top: 4px solid #a71e2a; }
.struent-card-feature { border-top: 4px solid #8a1a24; }
.struent-card-oem { border-top: 4px solid #6d151d; }

/* Responsive tweaks */
@media (max-width: 1100px) {
  .struent-advantages-grid > .struent-advantage-card { flex: 0 1 300px; }
}
@media (max-width: 900px) {
  .struent-advantages-grid > .struent-advantage-card { flex: 0 1 45%; } /* two columns */
}
@media (max-width: 600px) {
  .struent-advantages-grid { gap: 18px; padding: 0 12px; }
  .struent-advantages-grid > .struent-advantage-card { flex: 0 1 100%; } /* single column */
}
/******************************************************/

 .struent-promise-abstract {
            padding: 30px 0;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            position: relative;
            overflow: hidden;
        }
        
        .abstract-wave-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 10% 20%, rgba(220, 53, 69, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 90% 80%, rgba(220, 53, 69, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 50% 50%, rgba(220, 53, 69, 0.03) 0%, transparent 30%);
            z-index: 0;
        }
        
        .wave-pattern {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 150px;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z" fill="%23dc3545" opacity="0.1"/></svg>');
            background-size: cover;
            background-repeat: no-repeat;
            z-index: 1;
        }
        
        .wave-pattern-top {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 150px;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z" fill="%23dc3545" opacity="0.05"/></svg>');
            background-size: cover;
            background-repeat: no-repeat;
            transform: rotate(180deg);
            z-index: 1;
        }
        
        .promise-container {
            position: relative;
            z-index: 2;
        }
        
        .promise-badge {
            display: inline-block;
            background: var(--struent-red);
            color: white;
            padding: 10px 25px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 30px;
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(220, 53, 69, 0.2);
        }
        
        .promise-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 30px;
            line-height: 1.1;
            color: var(--struent-gray);
            position: relative;
        }
        
        .title-accent {
            color: var(--struent-red);
            position: relative;
            display: inline-block;
        }
        
        .title-accent::after {
            content: '';
            position: absolute;
            bottom: 5px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(220, 53, 69, 0.2);
            z-index: -1;
            border-radius: 4px;
        }
        
        .promise-content {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
            margin-bottom: 20px;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .promise-content::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--struent-red), #ff6b7a);
            border-radius: 20px 20px 0 0;
        }
        
        /* .promise-text {
            font-size: 1.3rem;
            line-height: 1.7;
            margin-bottom: 25px;
            color: #555;
            position: relative;
            z-index: 1;
        }
         */
        .promise-highlight {
            color: var(--struent-red);
            font-weight: 700;
            position: relative;
        }
        
        .promise-highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            width: 100%;
            height: 3px;
            background: rgba(220, 53, 69, 0.2);
            z-index: -1;
            border-radius: 2px;
        }
        
        .core-values {
            margin: 60px 0;
        }
        
        .values-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 40px;
            text-align: center;
            color: var(--struent-gray);
            position: relative;
        }
        
        .values-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--struent-red);
            border-radius: 2px;
        }
        
        .values-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .value-card {
            background: white;
            border-radius: 15px;
            padding: 40px 30px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            position: relative;
            overflow: hidden;
        }
        
        .value-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }
        
        .value-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--struent-red);
        }
        
        .value-icon {
            width: 80px;
            height: 80px;
            background: rgba(220, 53, 69, 0.1);
            color: var(--struent-red);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin: 0 auto 25px;
            transition: all 0.4s ease;
            position: relative;
        }
        
        .value-card:hover .value-icon {
            background: var(--struent-red);
            color: white;
            transform: scale(1.1);
        }
        
        .value-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 15px;
            color: var(--struent-gray);
        }
        
        .value-description {
            color: #555;
            line-height: 1.6;
        }
        
        .device-spectrum {
            margin: 20px 0;
            text-align: center;
        }
        
        .spectrum-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 40px;
            color: var(--struent-gray);
            position: relative;
        }
        
        .spectrum-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--struent-red);
            border-radius: 2px;
        }
        
        .spectrum-container {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            position: relative;
            height: 150px;
            margin-bottom: 40px;
        }
        
        .spectrum-line {
            position: absolute;
            top: 50%;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--struent-red), transparent);
            transform: translateY(-50%);
        }
        
        .spectrum-device {
            text-align: center;
            position: relative;
            z-index: 2;
            transition: transform 0.3s ease;
        }
        
        .spectrum-device:hover {
            transform: translateY(-10px);
        }
        
        .device-icon {
            width: 70px;
            height: 70px;
            background: rgba(220, 53, 69, 0.1);
            color: var(--struent-red);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin: 0 auto 15px;
            transition: all 0.3s ease;
        }
        
        .spectrum-device:hover .device-icon {
            background: var(--struent-red);
            color: white;
            transform: scale(1.1);
        }
        
        .device-label {
            color: var(--struent-gray);
            font-weight: 600;
            font-size: 0.9rem;
        }
        
        .device-scale {
            position: absolute;
            bottom: -30px;
            left: 0;
            width: 100%;
            display: flex;
            justify-content: space-between;
            color: rgba(69, 69, 69, 0.7);
            font-size: 0.9rem;
        }
        
        .floating-elements {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            overflow: hidden;
        }
        
        .floating-element {
            position: absolute;
            border-radius: 50%;
            background: rgba(220, 53, 69, 0.05);
            animation: float 8s ease-in-out infinite;
        }
        
        .element-1 {
            width: 120px;
            height: 120px;
            top: 10%;
            left: 5%;
            animation-delay: 0s;
        }
        
        .element-2 {
            width: 80px;
            height: 80px;
            top: 20%;
            right: 10%;
            animation-delay: 2s;
        }
        
        .element-3 {
            width: 60px;
            height: 60px;
            bottom: 15%;
            left: 8%;
            animation-delay: 4s;
        }
        
        .element-4 {
            width: 100px;
            height: 100px;
            bottom: 25%;
            right: 7%;
            animation-delay: 6s;
        }
        
        @keyframes float {
            0% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(5deg); }
            100% { transform: translateY(0) rotate(0deg); }
        }
        
        .quote-box {
            background: white;
            border-radius: 15px;
            padding: 40px;
            margin-top: 30px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            position: relative;
            border-left: 5px solid var(--struent-red);
        }
        
        .quote-text {
            font-size: 1.4rem;
            font-style: italic;
            color: #555;
            line-height: 1.6;
            margin-bottom: 0;
            position: relative;
        }
        
        .quote-icon {
            position: absolute;
            top: 20px;
            left: 20px;
            font-size: 3rem;
            color: rgba(220, 53, 69, 0.1);
        }
        
        @media (max-width: 992px) {
            .values-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .spectrum-container {
                flex-direction: column;
                height: auto;
                gap: 40px;
            }
            
            .spectrum-line {
                display: none;
            }
            
            .device-scale {
                display: none;
            }
            
            .promise-title {
                font-size: 2.5rem;
            }
            
            .promise-content {
                padding: 30px;
            }
        }
        
        @media (max-width: 576px) {
            .promise-title {
                font-size: 2rem;
            }
            
            .promise-text {
                /* font-size: 1.1rem; */
            }
        }
        
        .wave-animation {
            animation: wave 15s linear infinite;
        }
        
        @keyframes wave {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }
        
        .audio-wave {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 200%;
            height: 100px;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".1" fill="%23dc3545"/></svg>');
            background-size: 50% 100px;
            z-index: 1;
            opacity: 0.5;
            animation: wave 20s linear infinite;
        }