/* CSS Variables for Microsoft Brand Aesthetics */
:root {
    /* Primary Colors */
    --ms-blue-primary: #0078D4;
    --ms-blue-light: #2B88D8;
    --ms-blue-dark: #005A9E;
    
    /* Accent Colors */
    --ms-purple-accent: #6264A7;
    --ms-purple-light: #8B8CC7;
    
    /* Neutral Colors / Grays */
    --ms-gray-10: #FAFAFA;
    --ms-gray-20: #F4F6F9;
    --ms-gray-30: #EDEBE9;
    --ms-gray-60: #C8C6C4;
    --ms-gray-90: #A19F9D;
    --ms-gray-130: #605E5C;
    --ms-gray-160: #333333;
    
    /* Semantic Colors */
    --ms-success: #107C10;
    --ms-warning: #D83B01;
    --ms-error: #A4262C;

    /* Backgrounds */
    --bg-main: #FFFFFF;
    --bg-alt: var(--ms-gray-20);
    
    /* Typography */
    --font-heading: 'Segoe UI', 'Inter', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;

    /* Shadows / Elevation */
    --shadow-sm: 0 1.6px 3.6px 0 rgba(0,0,0,0.132), 0 0.3px 0.9px 0 rgba(0,0,0,0.108);
    --shadow-md: 0 3.2px 7.2px 0 rgba(0,0,0,0.132), 0 0.6px 1.8px 0 rgba(0,0,0,0.108);
    --shadow-lg: 0 6.4px 14.4px 0 rgba(0,0,0,0.132), 0 1.2px 3.6px 0 rgba(0,0,0,0.108);
    --shadow-xl: 0 12.8px 28.8px 0 rgba(0,0,0,0.132), 0 2.4px 7.2px 0 rgba(0,0,0,0.108);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: var(--ms-gray-160);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--ms-gray-160);
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 600; }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--ms-gray-130);
    font-size: 1.125rem;
}

a {
    color: var(--ms-blue-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--ms-blue-dark);
}

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

ul, ol {
    list-style-position: inside;
}

/* Utilities */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center { text-align: center; }
.text-primary { color: var(--ms-blue-primary); }
.text-purple { color: var(--ms-purple-accent); }
.bg-alt { background-color: var(--bg-alt); }
.bg-primary { background-color: var(--ms-blue-primary); color: white; }

.section-padding {
    padding: 6rem 0;
}

.section-title {
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--ms-blue-primary);
    border-radius: var(--radius-sm);
}

.text-center .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.pill-badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.badge-blue {
    background-color: rgba(0, 120, 212, 0.1);
    color: var(--ms-blue-primary);
}

.badge-purple {
    background-color: rgba(98, 100, 167, 0.1);
    color: var(--ms-purple-accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--ms-blue-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--ms-blue-dark);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--ms-blue-primary);
    color: var(--ms-blue-primary);
}

.btn-outline:hover {
    background-color: var(--ms-blue-primary);
    color: white;
}

.btn-purple {
    background-color: var(--ms-purple-accent);
    color: white;
}

.btn-purple:hover {
    background-color: #4b4c7c;
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Cards */
.card {
    background: var(--bg-main);
    color: var(--ms-gray-160);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid var(--ms-gray-30);
    height: 100%;
}

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

/* Checkmarks List */
.check-list {
    list-style: none;
    padding: 0;
}

.check-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 0.75rem;
}

.check-list li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0.25rem;
    color: var(--ms-blue-primary);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--ms-gray-30);
    z-index: 1000;
    transition: box-shadow var(--transition-fast);
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo a {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--ms-gray-160);
    text-decoration: none;
    letter-spacing: -0.5px;
}



.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--ms-gray-130);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.nav-links a:not(.btn):hover, .nav-links a.active {
    color: var(--ms-blue-primary);
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--ms-blue-primary);
    transition: width var(--transition-fast);
}

.nav-links a:not(.btn):hover::after, .nav-links a.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--ms-gray-130);
    cursor: pointer;
}

/* Footer layout initial */
.footer {
    background-color: var(--ms-gray-160);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3, .footer-col h4 {
    color: white;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
}

.footer-col p {
    color: var(--ms-gray-60);
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul a {
    color: var(--ms-gray-60);
}

.footer-col ul a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid var(--ms-gray-130);
    padding-top: 2rem;
    text-align: center;
    color: var(--ms-gray-90);
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--ms-gray-30);
        gap: 1.5rem;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .section-padding { padding: 4rem 0; }
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-alt) 100%);
    position: relative;
    overflow: hidden;
    padding-top: 120px;
    padding-bottom: 4rem;
}

/* Abstract background shapes */
.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 50%;
    height: 70%;
    background: linear-gradient(135deg, rgba(0, 120, 212, 0.05), rgba(98, 100, 167, 0.05));
    border-radius: 50%;
    filter: blur(60px);
    z-index: 0;
}

.hero > .container,
.hero-slide > .container {
    position: relative;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--ms-gray-130);
    max-width: 90%;
}

.hero-features {
    margin-bottom: 2.5rem;
    font-size: 1.125rem;
    color: var(--ms-gray-160);
}

.hero-features li {
    margin-bottom: 1rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Hero Illustration */
.hero-image {
    position: relative;
}

.illustration-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    background-color: white;
    padding: 1rem;
}

.hero-img-main {
    border-radius: var(--radius-md);
    width: 100%;
    height: auto;
    object-fit: cover;
    aspect-ratio: 4/3;
}

/* Floating Nodes */
.cloud-node {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
    animation: float 6s ease-in-out infinite;
    z-index: 2;
}

.cloud-node.primary {
    top: -20px;
    right: 10%;
    color: var(--ms-blue-primary);
    animation-delay: 0s;
}

.cloud-node.secondary {
    bottom: 20%;
    left: -30px;
    color: var(--ms-purple-accent);
    animation-delay: 1.5s;
}

.cloud-node.tertiary {
    bottom: -20px;
    right: 20%;
    color: var(--ms-warning);
    animation-delay: 3s;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-subtitle {
        max-width: 100%;
        margin: 0 auto 2rem;
    }
    
    .hero-features {
        text-align: left;
        display: inline-block;
        margin: 0 auto 2.5rem;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero {
        padding-top: 100px;
        min-height: auto;
    }
}

/* =========================================
   Architecture Section
   ========================================= */
.ecosystem-visual {
    margin-top: 4rem;
    position: relative;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.stakeholders {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
}

.stakeholder-card {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
    color: var(--ms-gray-160);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    text-align: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    border: 1px solid var(--ms-gray-30);
    transition: transform var(--transition-fast);
}

.stakeholder-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--ms-blue-primary);
}

.stakeholder-card i {
    color: var(--ms-blue-primary);
    font-size: 1.25rem;
}

.connection-lines {
    height: 100px;
    width: 100%;
    margin-top: -2rem;
    margin-bottom: -2rem;
    position: relative;
    z-index: 1;
}

.connection-lines svg {
    width: 100%;
    height: 100%;
}

.connection-lines .line {
    fill: none;
    stroke: var(--ms-gray-60);
    stroke-width: 2;
    stroke-dasharray: 6, 6;
    animation: dash 20s linear infinite;
}

@keyframes dash {
    to {
        stroke-dashoffset: -1000;
    }
}

.platform-core {
    background: linear-gradient(135deg, var(--ms-blue-dark), var(--ms-blue-primary));
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    color: white;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-xl);
}

.platform-core h3 {
    color: white;
    margin-bottom: 2rem;
    font-size: 1.75rem;
}

.platform-apps {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.app-tag {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.app-tag:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.app-tag img {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .stakeholders {
        flex-wrap: wrap;
    }
    .stakeholder-card {
        flex-basis: calc(50% - 0.5rem);
    }
    .connection-lines {
        display: none;
    }
    .ecosystem-visual {
        margin-top: 2rem;
    }
    .platform-core {
        margin-top: 2rem;
        padding: 2rem 1rem;
    }
}

/* =========================================
   Services Section
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ms-gray-30);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: transparent;
    transition: background-color var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    background-color: var(--ms-blue-primary);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--ms-blue-primary);
    margin-bottom: 1.5rem;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.service-card:hover .service-icon {
    background-color: var(--ms-blue-primary);
    color: white !important;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.service-card .check-list li {
    font-size: 0.95rem;
    color: var(--ms-gray-130);
}

/* =========================================
   Solutions Split Sections
   ========================================= */
.split-layout {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.split-layout.reverse {
    flex-direction: row-reverse;
}

.split-content {
    flex: 1;
}

.split-visual {
    flex: 1;
    position: relative;
}

.powered-by {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--ms-blue-primary);
    margin-bottom: 1rem;
    background: rgba(0, 120, 212, 0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.powered-by.purple {
    color: var(--ms-purple-accent);
    background: rgba(98, 100, 167, 0.1);
}

.mt-2 {
    margin-top: 2rem;
}

/* Browser Mockup */
.browser-mockup {
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--ms-gray-30);
}

.browser-header {
    background: var(--ms-gray-20);
    padding: 0.75rem 1rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--ms-gray-30);
}

.browser-header .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ms-gray-60);
}

.browser-header .dot:nth-child(1) { background: #ff5f56; }
.browser-header .dot:nth-child(2) { background: #ffbd2e; }
.browser-header .dot:nth-child(3) { background: #27c93f; }

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

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.process-tag {
    background: white;
    border: 1px solid var(--ms-gray-30);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--ms-gray-160);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.process-tag:hover {
    border-color: var(--ms-purple-accent);
    color: var(--ms-purple-accent);
    transform: translateY(-2px);
}

/* Workflow Visualizer */
.workflow-visualizer {
    background: white;
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid var(--ms-gray-30);
}

.workflow-step {
    background: var(--bg-alt);
    border: 1px solid var(--ms-gray-30);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
    max-width: 300px;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 2;
}

.workflow-step.success {
    background: rgba(16, 124, 16, 0.1);
    border-color: var(--ms-success);
    color: var(--ms-success);
}

.workflow-step.success .step-icon {
    background: var(--ms-success);
    color: white;
}

.step-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ms-purple-accent);
    box-shadow: var(--shadow-sm);
}

.step-text {
    font-weight: 600;
}

.workflow-connector {
    color: var(--ms-gray-60);
    font-size: 1.5rem;
    padding: 0.5rem 0;
    position: relative;
    z-index: 1;
    animation: bounce 2s infinite ease-in-out;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

@media (max-width: 992px) {
    .split-layout, .split-layout.reverse {
        flex-direction: column;
        gap: 3rem;
    }
}

/* =========================================
   Azure Infrastructure Section
   ========================================= */
.azure-services {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.azure-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid #0089D6;
    transition: transform var(--transition-fast);
}

.azure-item:hover {
    transform: translateX(10px);
}

.azure-item i {
    color: #0089D6;
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

.azure-visualizer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    background: white;
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.azure-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
}

.azure-circle i {
    font-size: 2rem;
}

.azure-circle.users { background: var(--ms-gray-160); }
.azure-circle.m365 { background: var(--ms-blue-primary); }
.azure-circle.security { background: var(--ms-purple-accent); }
.azure-circle.storage { background: #0089D6; }

.azure-line {
    width: 4px;
    height: 40px;
    background: var(--ms-gray-60);
    position: relative;
    z-index: 1;
}

.azure-line::after {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--ms-gray-60);
}

/* =========================================
   Experience Section (Tabs)
   ========================================= */
.experience-tabs {
    margin-top: 3rem;
}

.tab-headers {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-btn {
    background: white;
    border: 2px solid var(--ms-gray-30);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--ms-gray-130);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tab-btn:hover {
    border-color: var(--ms-blue-primary);
    color: var(--ms-blue-primary);
}

.tab-btn.active {
    background: var(--ms-blue-primary);
    border-color: var(--ms-blue-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.tab-content {
    background: white;
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--ms-gray-30);
}

.tab-pane {
    display: none;
    animation: fadeIn var(--transition-normal);
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.pane-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.pane-info h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--ms-blue-dark);
}

.pane-info .check-list {
    margin-bottom: 2rem;
}

.pane-image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

@media (max-width: 992px) {
    .pane-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .tab-content {
        padding: 2rem 1.5rem;
    }
}

/* =========================================
   Timeline Section
   ========================================= */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 4px;
    background: var(--ms-blue-light);
    border-radius: 4px;
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 2rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 44px;
    height: 44px;
    background: var(--ms-blue-primary);
    border-radius: 50%;
    color: white;
    font-weight: bold;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 4px var(--bg-alt);
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 1.5rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ms-gray-30);
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 15px;
    left: -10px;
    border-style: solid;
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--ms-gray-30) transparent transparent;
}

.timeline-content::after {
    content: '';
    position: absolute;
    top: 15px;
    left: -9px;
    border-style: solid;
    border-width: 10px 10px 10px 0;
    border-color: transparent white transparent transparent;
}

.timeline-content h3 {
    margin-bottom: 0.5rem;
    color: var(--ms-blue-dark);
}

.timeline-content p {
    margin-bottom: 0;
}

/* =========================================
   Benefits Section
   ========================================= */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-card {
    padding: 2.5rem 2rem;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ms-gray-30);
    transition: transform var(--transition-normal);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(0, 120, 212, 0.1), rgba(98, 100, 167, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--ms-blue-primary);
}

.benefit-card:nth-child(2) .benefit-icon { color: var(--ms-success); background: rgba(16, 124, 16, 0.1); }
.benefit-card:nth-child(3) .benefit-icon { color: var(--ms-purple-accent); background: rgba(98, 100, 167, 0.1); }
.benefit-card:nth-child(4) .benefit-icon { color: var(--ms-warning); background: rgba(216, 59, 1, 0.1); }

/* =========================================
   Contact / Lead Gen Section
   ========================================= */
.contact-section {
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.05"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--ms-gray-160);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--ms-gray-60);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--ms-blue-primary);
    box-shadow: 0 0 0 2px rgba(0, 120, 212, 0.2);
}

.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.text-muted {
    color: var(--ms-gray-130);
}

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


/* --- Clients Section Styles --- */
.clients-section {
    background: #ffffff;
}
.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}
.client-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ms-gray-30);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.client-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--ms-blue-light);
}
.client-logo {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}
.client-name {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--ms-gray-160);
    font-weight: 600;
}
.client-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.app-tag-small {
    font-size: 0.75rem;
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}
.ms-teams { background: rgba(70, 78, 184, 0.1); color: #464eb8; }
.ms-sharepoint { background: rgba(3, 131, 135, 0.1); color: #038387; }
.ms-powerapps { background: rgba(116, 39, 116, 0.1); color: #742774; }
.ms-azure { background: rgba(0, 137, 214, 0.1); color: #0089d6; }

.client-details {
    color: var(--ms-gray-130);
    margin-bottom: 1.5rem;
    flex: 1;
    font-size: 0.95rem;
    line-height: 1.6;
}
.client-link {
    color: var(--ms-blue);
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    transition: gap var(--transition-normal);
}
.client-link:hover {
    gap: 0.75rem;
}
.bg-light-blue { background: rgba(0, 120, 212, 0.05); }
.bg-light-purple { background: rgba(116, 39, 116, 0.05); }
.bg-light-green { background: rgba(16, 124, 16, 0.05); }


/* ===== Demonstration Videos Section ===== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.video-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ms-gray-30);
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

.video-thumb-wrapper {
    position: relative;
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--ms-gray-160);
}

.video-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.video-card:hover .video-overlay {
    background: rgba(0, 120, 212, 0.55);
}

.play-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--ms-blue-primary);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast);
}

.video-card:hover .play-btn {
    transform: scale(1.1);
}

.video-info {
    padding: 1.25rem 1.5rem 1.5rem;
}

.video-info h4 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
}

.video-info p {
    font-size: 0.9rem;
    margin-bottom: 0;
    color: var(--ms-gray-130);
}

/* Video Modal */
.video-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.video-modal.open {
    display: flex;
}

.video-modal-inner {
    background: white;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 860px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.video-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--ms-gray-30);
    font-weight: 600;
    color: var(--ms-gray-160);
}

.video-modal-close {
    background: none;
    border: none;
    font-size: 1.75rem;
    line-height: 1;
    cursor: pointer;
    color: var(--ms-gray-130);
    transition: color var(--transition-fast);
}

.video-modal-close:hover {
    color: var(--ms-error);
}

/* ===== Hero Slider ===== */
.hero-slider-section { position: relative; overflow: hidden; padding-bottom: 0; }
.hero-slider { position: relative; width: 100%; }

/* Each slide must behave like the original .hero > .container */
.hero-slide { display: none; animation: slideIn .5s ease; width: 100%; }
.hero-slide.active { display: flex; align-items: center; min-height: calc(100vh - 120px); }
.hero-slide > .container { position: relative; z-index: 1; width: 100%; }

@keyframes slideIn { from { opacity:0; transform:translateX(30px); } to { opacity:1; transform:translateX(0); } }

/* Media carousel inside the illustration-wrapper */
.slide-media-carousel { position: relative; width: 100%; height: 100%; }
.media-frame { display: none !important; }
.media-frame.active { display: block !important; }
video.media-frame.active { display: block !important; }

/* Media dots */
.media-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: .6rem;
    padding-bottom: .25rem;
}
.media-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--ms-gray-60);
    cursor: pointer;
    transition: background .2s, transform .2s;
}
.media-dot.active { background: var(--ms-blue-primary); transform: scale(1.3); }

/* Slider nav controls */
.hero-slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.5rem 0 2rem;
}
.slider-btn {
    width: 40px; height: 40px;
    border-radius: 50%;
    border: 2px solid var(--ms-blue-primary);
    background: white;
    color: var(--ms-blue-primary);
    font-size: 1rem;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all .2s;
}
.slider-btn:hover { background: var(--ms-blue-primary); color: white; }
.slider-dots { display: flex; gap: 8px; align-items: center; }
.slider-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--ms-gray-60);
    cursor: pointer;
    transition: all .2s;
}
.slider-dot.active { background: var(--ms-blue-primary); transform: scale(1.3); }

/* ===== Video Slider ===== */
.video-slider-wrap {
    position: relative;
    display: flex;
    align-items: center;
    gap: .75rem;
}

/* Normal grid (≤4 cards) */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    flex: 1;
}

/* Slider mode (>4 cards) */
.video-grid.video-slider {
    display: flex;
    overflow: hidden;
    gap: 1.5rem;
    scroll-behavior: smooth;
    flex: 1;
}

.video-grid.video-slider .video-card {
    min-width: 280px;
    max-width: 300px;
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

/* Prev / Next arrow buttons */
.vslider-btn {
    width: 42px; height: 42px;
    border-radius: 50%;
    border: 2px solid var(--ms-blue-primary);
    background: white;
    color: var(--ms-blue-primary);
    font-size: 1rem;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: all .2s;
    box-shadow: var(--shadow-sm);
    z-index: 2;
}
.vslider-btn:hover { background: var(--ms-blue-primary); color: white; }
.vslider-btn:disabled { opacity: .35; cursor: default; }

/* Dots */
.vslider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 1.5rem;
}
.vslider-dot {
    width: 9px; height: 9px;
    border-radius: 50%;
    background: var(--ms-gray-60);
    cursor: pointer;
    transition: all .2s;
    border: none;
}
.vslider-dot.active { background: var(--ms-blue-primary); transform: scale(1.3); }

/* Clients Pagination */
.clients-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 2.5rem;
}
.cpag-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1.5px solid #0078D4;
    background: #fff;
    color: #0078D4;
    font-size: .9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s, color .2s;
}
.cpag-btn:hover:not(:disabled) { background: #0078D4; color: #fff; }
.cpag-btn:disabled { border-color: #ccc; color: #ccc; cursor: default; }

/* Client card with video — hover hint */
.client-card.has-video { transition: transform .2s, box-shadow .2s; }
.client-card.has-video:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,120,212,.15); }