/* ==========================================================================
   MDS TECHNOLOGY - EYE-CATCHING WHITE & VIBRANT NAVY BLUE DESIGN SYSTEM
   Theme: High-Contrast Pristine White & Deep Sapphire/Electric Blue
   ========================================================================== */

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

:root {
    /* Base Backgrounds - Pure Crisp White & Soft Light */
    --mds-bg-base: #FFFFFF;
    --mds-bg-surface: #F8FAFC;
    --mds-bg-subtle: #F0F4F8;
    --mds-bg-card: #FFFFFF;
    
    /* Eye-Catching Navy, Royal & Electric Blue Palette */
    --mds-navy-dark: #070E2C;
    --mds-navy-primary: #0A165E;
    --mds-navy-mid: #1E3A8A;
    --mds-electric-blue: #2563EB;
    --mds-vivid-royal: #1D4ED8;
    --mds-vivid-cyan: #00B4D8;
    --mds-bright-cyan: #00F0FF;
    --mds-emerald: #10B981;
    --mds-indigo: #4F46E5;
    
    /* High-Impact Eye-Contact Gradients */
    --mds-grad-primary: linear-gradient(135deg, #0A165E 0%, #1D4ED8 50%, #00B4D8 100%);
    --mds-grad-navy: linear-gradient(135deg, #070E2C 0%, #0A165E 45%, #1E3A8A 100%);
    --mds-grad-btn: linear-gradient(135deg, #0A165E 0%, #1E40AF 60%, #2563EB 100%);
    --mds-grad-accent: linear-gradient(135deg, #1E3A8A 0%, #2563EB 50%, #00B4D8 100%);
    --mds-grad-hero: radial-gradient(circle at 50% -10%, rgba(37, 99, 235, 0.12) 0%, rgba(240, 244, 248, 0.6) 45%, #FFFFFF 85%);
    --mds-grad-icon: linear-gradient(135deg, rgba(37, 99, 235, 0.12) 0%, rgba(0, 180, 216, 0.18) 100%);
    --mds-grad-icon-hover: linear-gradient(135deg, #0A165E 0%, #1D4ED8 50%, #00B4D8 100%);
    
    /* Borders & Elevated Lighting */
    --mds-border-light: rgba(10, 22, 94, 0.08);
    --mds-border-glass: rgba(10, 22, 94, 0.1);
    --mds-border-glow: rgba(37, 99, 235, 0.5);
    --mds-border-cyan-glow: rgba(0, 180, 216, 0.6);
    
    /* Typography */
    --mds-font-heading: 'Outfit', sans-serif;
    --mds-font-body: 'Plus Jakarta Sans', sans-serif;
    --mds-font-mono: 'JetBrains Mono', monospace;
    
    /* High-Contrast Text Colors */
    --mds-text-primary: #0A165E;
    --mds-text-secondary: #334155;
    --mds-text-muted: #64748B;
    --mds-text-highlight: #2563EB;
    
    /* Vibrant Box Shadows */
    --mds-shadow-sm: 0 4px 15px rgba(10, 22, 94, 0.05);
    --mds-shadow-card: 0 12px 35px -8px rgba(10, 22, 94, 0.08), 0 0 0 1px rgba(10, 22, 94, 0.05);
    --mds-shadow-hover: 0 22px 50px -10px rgba(10, 22, 94, 0.18), 0 0 0 1.5px rgba(37, 99, 235, 0.35);
    --mds-shadow-btn: 0 10px 28px -4px rgba(10, 22, 94, 0.38);
    --mds-shadow-glow-blue: 0 0 25px rgba(37, 99, 235, 0.35);
}

/* Global Reset & Body */
body {
    background-color: var(--mds-bg-base) !important;
    color: var(--mds-text-secondary);
    font-family: var(--mds-font-body);
    overflow-x: hidden;
    letter-spacing: -0.01em;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--mds-font-heading);
    color: var(--mds-text-primary);
    font-weight: 800;
    letter-spacing: -0.025em;
}

/* Eye-Catching Gradient Text */
.mds-gradient-text {
    background: var(--mds-grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    filter: drop-shadow(0 2px 8px rgba(37, 99, 235, 0.2));
}

.mds-navy-text {
    color: var(--mds-navy-primary) !important;
}

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

/* ==========================================================================
   1. HERO SECTION WITH VIBRANT PARTICLES ON CLEAN WHITE
   ========================================================================== */
.mds-hero-wrapper {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 135px 0 95px;
    background: var(--mds-grad-hero);
    overflow: hidden;
}

/* Interactive Particle Canvas */
#mds-particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
}

/* Ambient Radial Glow Overlays */
.mds-ambient-glow-1 {
    position: absolute;
    top: -5%;
    right: 5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
    filter: blur(50px);
    z-index: 1;
    pointer-events: none;
    animation: mdsPulseGlow 8s infinite alternate ease-in-out;
}

.mds-ambient-glow-2 {
    position: absolute;
    bottom: 0;
    left: 5%;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.1) 0%, transparent 70%);
    filter: blur(60px);
    z-index: 1;
    pointer-events: none;
    animation: mdsPulseGlow 10s infinite alternate-reverse ease-in-out;
}

@keyframes mdsPulseGlow {
    0% { transform: scale(1) translate(0, 0); opacity: 0.7; }
    50% { transform: scale(1.2) translate(15px, -15px); opacity: 1; }
    100% { transform: scale(1) translate(0, 0); opacity: 0.7; }
}

.mds-hero-container {
    position: relative;
    z-index: 2;
}

/* Eye-Catching Pill Badge */
.mds-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 9px 22px;
    border-radius: 9999px;
    background: #FFFFFF;
    border: 1.5px solid rgba(37, 99, 235, 0.25);
    color: var(--mds-navy-primary);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.12);
    transition: all 0.3s ease;
}

.mds-pill-badge:hover {
    border-color: var(--mds-electric-blue);
    box-shadow: 0 6px 25px rgba(37, 99, 235, 0.2);
    transform: translateY(-2px);
}

.mds-pulse-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00B4D8 0%, #2563EB 100%);
    box-shadow: 0 0 12px rgba(37, 99, 235, 0.8);
    animation: mdsBlink 1.6s infinite;
}

@keyframes mdsBlink {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(0.8); }
}

.mds-hero-title {
    font-size: 3.75rem;
    line-height: 1.12;
    font-weight: 900;
    margin-bottom: 24px;
    color: var(--mds-navy-primary);
}

@media (max-width: 991px) {
    .mds-hero-title {
        font-size: 2.6rem;
    }
}

.mds-hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.75;
    color: var(--mds-text-secondary);
    margin-bottom: 38px;
    max-width: 620px;
}

/* Eye-Contact Action Buttons */
.mds-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 17px 38px;
    border-radius: 14px;
    font-weight: 800;
    font-size: 1.05rem;
    color: #FFFFFF !important;
    background: var(--mds-grad-btn);
    border: none;
    box-shadow: var(--mds-shadow-btn);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.mds-btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 40px;
    height: 200%;
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(30deg);
    transition: all 0.75s ease;
}

.mds-btn-primary:hover::after {
    left: 140%;
}

.mds-btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px -5px rgba(10, 22, 94, 0.5), 0 0 20px rgba(37, 99, 235, 0.35);
    color: #FFFFFF !important;
}

.mds-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 34px;
    border-radius: 14px;
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--mds-navy-primary) !important;
    background: #FFFFFF;
    border: 2px solid rgba(10, 22, 94, 0.15);
    box-shadow: var(--mds-shadow-sm);
    transition: all 0.3s ease;
    text-decoration: none;
    cursor: pointer;
}

.mds-btn-secondary:hover {
    background: #F8FAFC;
    border-color: var(--mds-electric-blue);
    color: var(--mds-electric-blue) !important;
    transform: translateY(-4px);
    box-shadow: var(--mds-shadow-card);
}

/* Hero 3D Tech Visual & Syntax Terminal */
.mds-hero-visual {
    position: relative;
    padding: 30px 15px 25px;
}

.mds-code-terminal {
    background: #FFFFFF;
    border: 1.5px solid rgba(10, 22, 94, 0.12);
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 25px 60px -10px rgba(10, 22, 94, 0.12), 0 0 0 1px rgba(10, 22, 94, 0.05);
    font-family: var(--mds-font-mono);
    position: relative;
    z-index: 2;
}

.mds-terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    margin-bottom: 18px;
    border-bottom: 1px solid rgba(10, 22, 94, 0.08);
}

.mds-terminal-dots {
    display: flex;
    gap: 7px;
}

.mds-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
.mds-dot-red { background: #EF4444; }
.mds-dot-yellow { background: #F59E0B; }
.mds-dot-green { background: #10B981; }

.mds-terminal-title {
    font-size: 0.8rem;
    color: var(--mds-text-muted);
    font-weight: 600;
}

.mds-code-line {
    font-size: 0.9rem;
    line-height: 1.75;
    margin-bottom: 7px;
    color: #1E293B;
}

.mds-code-keyword { color: #2563EB; font-weight: 700; }
.mds-code-fn { color: #0A165E; font-weight: 800; }
.mds-code-str { color: #059669; font-weight: 600; }
.mds-code-var { color: #D97706; font-weight: 600; }
.mds-code-comment { color: #94A3B8; font-style: italic; }

/* Floating Stats Badges */
.mds-floating-stat {
    position: absolute;
    background: #FFFFFF;
    border: 1.5px solid rgba(10, 22, 94, 0.12);
    border-radius: 18px;
    padding: 14px 22px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 18px 40px rgba(10, 22, 94, 0.14);
    animation: mdsFloat 4.5s ease-in-out infinite alternate;
    z-index: 10;
    pointer-events: none;
}

.mds-floating-stat-1 {
    top: 6px;
    right: 0px;
}

.mds-floating-stat-2 {
    bottom: 6px;
    left: 0px;
    animation-delay: -2.2s;
}

@keyframes mdsFloat {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-8px); }
}

.mds-stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(239, 246, 255, 0.95) 0%, rgba(219, 234, 254, 0.75) 100%);
    border: 1.5px solid rgba(37, 99, 235, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 
        inset 0 0 12px rgba(255, 255, 255, 0.8),
        0 8px 20px rgba(37, 99, 235, 0.18);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mds-stat-icon i {
    font-size: 1.65rem;
    background: linear-gradient(135deg, #0A165E 0%, #2563EB 60%, #00B4D8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 5px rgba(37, 99, 235, 0.25));
    transition: transform 0.3s ease;
}

.mds-stat-info h4 {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 900;
    color: var(--mds-navy-primary);
}

.mds-stat-info p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--mds-text-muted);
    font-weight: 600;
}

/* ==========================================================================
   2. STATS & METRICS BAR - ADVANCED UI ICONS
   ========================================================================== */
.mds-stats-bar {
    padding: 65px 0;
    background: #FFFFFF;
    border-top: 1px solid rgba(10, 22, 94, 0.08);
    border-bottom: 1px solid rgba(10, 22, 94, 0.08);
    position: relative;
}

.mds-stat-box {
    text-align: center;
    padding: 24px 18px;
    background: #F8FAFC;
    border: 1.5px solid rgba(10, 22, 94, 0.06);
    border-radius: 22px;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 16px rgba(10, 22, 94, 0.03);
}

.mds-stat-box:hover {
    background: #FFFFFF;
    border-color: var(--mds-electric-blue);
    transform: translateY(-6px);
    box-shadow: 0 16px 36px -8px rgba(10, 22, 94, 0.12), 0 0 20px rgba(37, 99, 235, 0.15);
}

.mds-stat-badge {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    border-radius: 18px;
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
    border: 1.5px solid rgba(37, 99, 235, 0.22);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        inset 0 0 10px rgba(255, 255, 255, 0.9),
        0 8px 20px rgba(37, 99, 235, 0.12);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mds-stat-badge i {
    font-size: 1.85rem;
    background: linear-gradient(135deg, #0A165E 0%, #2563EB 55%, #00B4D8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 6px rgba(37, 99, 235, 0.3));
    transition: transform 0.35s ease;
}

.mds-stat-box:hover .mds-stat-badge {
    background: linear-gradient(135deg, #070E2C 0%, #0A165E 50%, #1D4ED8 100%);
    border-color: transparent;
    transform: scale(1.1) rotate(4deg);
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.4);
}

.mds-stat-box:hover .mds-stat-badge i {
    -webkit-text-fill-color: #FFFFFF;
    background: none;
    transform: scale(1.05);
}

.mds-stat-number {
    font-size: 2.85rem;
    font-weight: 900;
    font-family: var(--mds-font-heading);
    background: var(--mds-grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 6px;
    display: block;
    line-height: 1.1;
}

.mds-stat-label {
    font-size: 0.92rem;
    color: var(--mds-text-secondary);
    font-weight: 700;
}

/* ==========================================================================
   3. 3D EYE-CONTACT SERVICE CAPABILITY CARDS
   ========================================================================== */
.mds-services-section {
    padding: 110px 0;
    position: relative;
    background: var(--mds-bg-base);
}

.mds-section-header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 60px;
}

.mds-section-subtitle {
    font-size: 0.9rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--mds-electric-blue);
    margin-bottom: 14px;
    display: inline-block;
    padding: 6px 16px;
    border-radius: 9999px;
    background: rgba(37, 99, 235, 0.08);
}

.mds-section-title {
    font-size: 2.85rem;
    font-weight: 900;
    color: var(--mds-navy-primary);
    margin-bottom: 20px;
}

.mds-section-desc {
    font-size: 1.15rem;
    color: var(--mds-text-secondary);
    line-height: 1.75;
}

.mds-service-card-3d {
    background: #FFFFFF;
    border: 1.5px solid rgba(10, 22, 94, 0.09);
    border-radius: 24px;
    padding: 40px 32px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: var(--mds-shadow-card);
    cursor: pointer;
}

.mds-service-card-3d::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--mds-grad-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s ease;
}

.mds-service-card-3d:hover {
    border-color: var(--mds-border-glow);
    transform: translateY(-9px) scale(1.015);
    box-shadow: var(--mds-shadow-hover);
}

.mds-service-card-3d:hover::after {
    transform: scaleX(1);
}

.mds-service-icon-box {
    width: 76px;
    height: 76px;
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(239, 246, 255, 0.95) 0%, rgba(219, 234, 254, 0.8) 100%);
    border: 1.5px solid rgba(37, 99, 235, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 26px;
    position: relative;
    box-shadow: 
        inset 0 0 14px rgba(255, 255, 255, 0.9),
        0 10px 25px -4px rgba(37, 99, 235, 0.18);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mds-service-icon-box i {
    font-size: 2.2rem;
    background: linear-gradient(135deg, #0A165E 0%, #2563EB 55%, #00B4D8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 3px 8px rgba(37, 99, 235, 0.3));
    transition: transform 0.35s ease;
}

.mds-service-card-3d:hover .mds-service-icon-box {
    background: linear-gradient(135deg, #070E2C 0%, #0A165E 45%, #1D4ED8 100%);
    border-color: transparent;
    box-shadow: 
        0 16px 36px -5px rgba(37, 99, 235, 0.5),
        0 0 25px rgba(0, 180, 216, 0.4);
    transform: translateY(-6px) scale(1.1) rotate(4deg);
}

.mds-service-card-3d:hover .mds-service-icon-box i {
    -webkit-text-fill-color: #FFFFFF;
    background: none;
    transform: scale(1.08);
}

.mds-service-title {
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 14px;
    color: var(--mds-navy-primary);
}

.mds-service-desc {
    color: var(--mds-text-secondary);
    font-size: 0.98rem;
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.mds-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 26px;
}

.mds-tech-tag {
    font-size: 0.78rem;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 8px;
    background: #EFF6FF;
    color: var(--mds-vivid-royal);
    border: 1px solid #BFDBFE;
    transition: all 0.2s ease;
}

.mds-service-card-3d:hover .mds-tech-tag {
    border-color: var(--mds-electric-blue);
    color: #FFFFFF;
    background: var(--mds-electric-blue);
}

.mds-card-action {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--mds-navy-primary);
    font-weight: 800;
    font-size: 0.95rem;
    text-decoration: none;
    transition: gap 0.2s ease, color 0.2s ease;
}

.mds-card-action:hover {
    gap: 14px;
    color: var(--mds-electric-blue);
}

/* ==========================================================================
   3.5. ENTERPRISE VALUE PILLARS & COMPARATIVE ADVANTAGE
   ========================================================================== */
.mds-value-card {
    background: #FFFFFF;
    border: 1.5px solid rgba(10, 22, 94, 0.08);
    border-radius: 22px;
    padding: 36px 28px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 6px 20px rgba(10, 22, 94, 0.03);
    position: relative;
    overflow: hidden;
}

.mds-value-card:hover {
    border-color: var(--mds-electric-blue);
    transform: translateY(-8px);
    box-shadow: 0 20px 45px -10px rgba(10, 22, 94, 0.12), 0 0 25px rgba(37, 99, 235, 0.15);
}

.mds-value-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(239, 246, 255, 0.95) 0%, rgba(219, 234, 254, 0.8) 100%);
    border: 1.5px solid rgba(37, 99, 235, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    box-shadow: inset 0 0 12px rgba(255, 255, 255, 0.9), 0 8px 18px rgba(37, 99, 235, 0.14);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mds-value-icon i {
    font-size: 1.95rem;
    background: linear-gradient(135deg, #0A165E 0%, #2563EB 55%, #00B4D8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 5px rgba(37, 99, 235, 0.25));
    transition: transform 0.3s ease;
}

.mds-value-card:hover .mds-value-icon {
    background: linear-gradient(135deg, #070E2C 0%, #0A165E 45%, #1D4ED8 100%);
    border-color: transparent;
    transform: scale(1.1) rotate(4deg);
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.45);
}

.mds-value-card:hover .mds-value-icon i {
    -webkit-text-fill-color: #FFFFFF;
    background: none;
    transform: scale(1.05);
}

.mds-value-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--mds-navy-primary);
    margin-bottom: 12px;
}

.mds-value-desc {
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--mds-text-secondary);
    margin: 0;
}

/* ==========================================================================
   4. INTERACTIVE PROJECT COST ESTIMATOR
   ========================================================================== */
.mds-estimator-section {
    padding: 110px 0;
    position: relative;
    background: var(--mds-bg-surface);
}

.mds-estimator-container {
    background: #FFFFFF;
    border: 1.5px solid rgba(10, 22, 94, 0.1);
    border-radius: 30px;
    padding: 55px;
    box-shadow: 0 30px 70px -15px rgba(10, 22, 94, 0.1);
    position: relative;
}

@media (max-width: 767px) {
    .mds-estimator-container {
        padding: 24px;
    }
}

.mds-estimator-step-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--mds-navy-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.mds-step-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--mds-grad-navy);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 900;
    box-shadow: 0 4px 12px rgba(10, 22, 94, 0.25);
}

/* Platform Select Cards */
.mds-option-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 14px;
    margin-bottom: 36px;
}

.mds-option-card {
    background: #FFFFFF;
    border: 2px solid #E2E8F0;
    border-radius: 16px;
    padding: 20px 14px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    user-select: none;
    box-shadow: var(--mds-shadow-sm);
}

.mds-option-card:hover {
    background: #F8FAFC;
    border-color: var(--mds-electric-blue);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.15);
}

.mds-option-card.active {
    background: #EFF6FF;
    border-color: var(--mds-navy-primary);
    box-shadow: 0 10px 25px rgba(10, 22, 94, 0.16);
}

.mds-option-card.active .mds-opt-icon {
    background: linear-gradient(135deg, #070E2C 0%, #0A165E 45%, #1D4ED8 100%);
    border-color: transparent;
    transform: scale(1.1) translateY(-3px);
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.4);
}

.mds-option-card.active .mds-opt-icon i {
    -webkit-text-fill-color: #FFFFFF;
    background: none;
}

.mds-option-card.active .mds-opt-label {
    color: var(--mds-navy-primary);
    font-weight: 800;
}

.mds-opt-icon {
    width: 54px;
    height: 54px;
    margin: 0 auto 12px;
    border-radius: 16px;
    background: #F8FAFC;
    border: 1.5px solid #E2E8F0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(10, 22, 94, 0.04);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mds-opt-icon i {
    font-size: 1.65rem;
    background: linear-gradient(135deg, #0A165E 0%, #2563EB 60%, #00B4D8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 5px rgba(37, 99, 235, 0.25));
    transition: transform 0.25s ease;
}

.mds-option-card:hover .mds-opt-icon {
    background: #EFF6FF;
    border-color: var(--mds-electric-blue);
    transform: translateY(-2px);
}

.mds-opt-label {
    font-size: 0.9rem;
    color: #334155;
    font-weight: 700;
}

/* Feature Chips */
.mds-features-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}

.mds-feature-chip {
    padding: 11px 20px;
    border-radius: 50px;
    background: #F8FAFC;
    border: 2px solid #E2E8F0;
    font-size: 0.9rem;
    color: #334155;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.mds-feature-chip i {
    font-size: 1.15rem;
    color: #2563EB;
    transition: transform 0.25s ease;
}

.mds-feature-chip:hover {
    border-color: var(--mds-navy-primary);
    background: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(10, 22, 94, 0.08);
}

.mds-feature-chip:hover i {
    transform: scale(1.15);
}

.mds-feature-chip.active {
    background: var(--mds-navy-primary);
    border-color: var(--mds-navy-primary);
    color: #FFFFFF;
    box-shadow: 0 6px 18px rgba(10, 22, 94, 0.28);
}

.mds-feature-chip.active i {
    color: #00F0FF;
    filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.6));
    transform: scale(1.1);
}

/* Estimator Live Output Card */
.mds-estimator-summary-card {
    background: linear-gradient(145deg, #070E2C 0%, #0A165E 55%, #1E3A8A 100%);
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    padding: 42px 36px;
    text-align: center;
    color: #FFFFFF;
    box-shadow: 0 25px 60px rgba(10, 22, 94, 0.35);
    position: sticky;
    top: 100px;
}

.mds-estimate-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #93C5FD;
    margin-bottom: 10px;
    font-weight: 700;
}

.mds-estimate-price {
    font-size: 2.85rem;
    font-weight: 900;
    font-family: var(--mds-font-heading);
    color: #FFFFFF;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.mds-estimate-timeline {
    font-size: 1.05rem;
    color: #E2E8F0;
    margin-bottom: 26px;
    font-weight: 600;
}

.mds-estimate-tier-badge {
    display: inline-block;
    padding: 7px 20px;
    border-radius: 9999px;
    background: rgba(16, 185, 129, 0.25);
    border: 1.5px solid rgba(16, 185, 129, 0.5);
    color: #34D399;
    font-size: 0.85rem;
    font-weight: 800;
    margin-bottom: 26px;
}

/* ==========================================================================
   5. TECH MATRIX SECTION
   ========================================================================== */
.mds-tech-matrix-section {
    padding: 110px 0;
    background: var(--mds-bg-base);
}

.mds-matrix-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 50px;
}

.mds-matrix-tab {
    padding: 13px 28px;
    border-radius: 14px;
    background: #FFFFFF;
    border: 2px solid #E2E8F0;
    color: var(--mds-navy-primary);
    font-size: 0.98rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--mds-shadow-sm);
}

.mds-matrix-tab:hover {
    border-color: var(--mds-navy-primary);
    background: #F8FAFC;
    transform: translateY(-2px);
}

.mds-matrix-tab.active {
    background: var(--mds-navy-primary);
    color: #FFFFFF;
    border-color: var(--mds-navy-primary);
    box-shadow: 0 8px 24px rgba(10, 22, 94, 0.3);
}

.mds-tech-item-card {
    background: #FFFFFF;
    border: 1.5px solid rgba(10, 22, 94, 0.08);
    border-radius: 22px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 16px rgba(10, 22, 94, 0.04);
    position: relative;
    overflow: hidden;
}

.mds-tech-item-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.mds-tech-item-card:hover {
    border-color: var(--mds-electric-blue);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -10px rgba(10, 22, 94, 0.12), 0 0 25px rgba(37, 99, 235, 0.15);
}

.mds-tech-item-card:hover::before {
    opacity: 1;
}

.mds-tech-logo {
    font-size: 3rem;
    margin-bottom: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    filter: drop-shadow(0 4px 10px rgba(10, 22, 94, 0.12));
}

.mds-tech-item-card:hover .mds-tech-logo {
    transform: scale(1.18) translateY(-4px);
    filter: drop-shadow(0 8px 18px rgba(37, 99, 235, 0.3));
}

.mds-tech-name {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--mds-navy-primary);
    margin-bottom: 4px;
}

.mds-tech-category {
    font-size: 0.8rem;
    color: var(--mds-text-muted);
    font-weight: 600;
}

/* ==========================================================================
   MDS TECHNOLOGY LOGO PRELOADER
   ========================================================================== */
.optech-preloader-wrap.mds-logo-preloader-wrap {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.mds-preloader-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    animation: mdsPreloaderScale 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes mdsPreloaderScale {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.mds-preloader-logo-box {
    position: relative;
    width: 220px;
    height: 85px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}

.mds-preloader-logo {
    max-width: 220px;
    max-height: 80px;
    object-fit: contain;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 6px 20px rgba(10, 22, 94, 0.18));
}

.mds-preloader-glow {
    position: absolute;
    width: 160px;
    height: 75px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.28) 0%, transparent 70%);
    border-radius: 50%;
    animation: mdsLogoGlow 2.2s ease-in-out infinite alternate;
    z-index: 1;
}

@keyframes mdsLogoGlow {
    0% { transform: scale(0.85); opacity: 0.4; }
    100% { transform: scale(1.35); opacity: 0.95; }
}

.mds-preloader-bar {
    width: 180px;
    height: 4px;
    background: #E2E8F0;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    margin-bottom: 14px;
}

.mds-preloader-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #0A165E 0%, #2563EB 50%, #00B4D8 100%);
    border-radius: 10px;
    animation: mdsLoading3s 3s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes mdsLoading3s {
    0% { width: 0%; }
    20% { width: 30%; }
    50% { width: 65%; }
    80% { width: 90%; }
    100% { width: 100%; }
}

.mds-preloader-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    color: #64748B;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

/* ==========================================================================
   GLOBAL ADVANCED UI ICONOGRAPHY & GLASSMORPHIC BADGES
   ========================================================================== */
.optech-iconbox-icon {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(239, 246, 255, 0.95) 0%, rgba(219, 234, 254, 0.8) 100%);
    border: 1.5px solid rgba(37, 99, 235, 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 0 12px rgba(255, 255, 255, 0.8), 0 8px 20px rgba(37, 99, 235, 0.14);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.optech-iconbox-icon i {
    font-size: 2rem;
    background: linear-gradient(135deg, #0A165E 0%, #2563EB 55%, #00B4D8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 6px rgba(37, 99, 235, 0.25));
    transition: transform 0.35s ease;
}

.optech-iconbox-wrap:hover .optech-iconbox-icon {
    background: linear-gradient(135deg, #070E2C 0%, #0A165E 45%, #1D4ED8 100%);
    border-color: transparent;
    transform: translateY(-5px) scale(1.08) rotate(3deg);
    box-shadow: 0 14px 30px rgba(37, 99, 235, 0.45);
}

.optech-iconbox-wrap:hover .optech-iconbox-icon i {
    -webkit-text-fill-color: #FFFFFF;
    background: none;
    transform: scale(1.05);
}

/* Service Detail Page Bullet Icons */
.optech-service-details-item i,
.optech-check-list li i {
    color: #2563EB;
    filter: drop-shadow(0 2px 4px rgba(37, 99, 235, 0.3));
    transition: transform 0.2s ease;
}

.optech-service-details-item:hover i,
.optech-check-list li:hover i {
    transform: scale(1.2);
    color: #00B4D8;
}