:root {
    /* Provided Colors */
    --primary-dark: #091f5b;
    --primary-royal: #2056ea;
    --primary-light: #6f96d1;
    --accent-lime: #90f023;
    --bg-light: #edf0f5;
    
    /* Derived & Semantic Colors */
    --text-dark: #050f2b;
    --text-muted: #4a5568;
    --white: #ffffff;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    
    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography Helpers */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 800;
}

.text-accent { color: var(--accent-lime); }
.text-royal { color: var(--primary-royal); }
.bg-dark { background-color: var(--primary-dark); color: var(--white); }
.bg-light { background-color: var(--bg-light); }

/* Layout Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 100px 0;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 1rem 0;
}

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

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--primary-dark);
    letter-spacing: -0.5px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, #0c2a7a 100%);
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('business_abstract_hero.png') center/cover no-repeat;
    opacity: 0.2;
    mix-blend-mode: overlay;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--primary-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.25rem 2.5rem;
    border-radius: 100px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--accent-lime);
    color: var(--primary-dark);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(144, 240, 35, 0.3);
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.stat-card {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0,0,0,0.05);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--primary-royal);
    display: block;
    line-height: 1;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 0.5rem;
}

/* Problem Scenarios */
.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.scenario-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    border-left: 4px solid var(--primary-royal);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
}

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

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 4rem;
    margin-top: 4rem;
}

.member-card {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.member-img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    border-radius: 32px;
    box-shadow: var(--shadow-lg);
}

.member-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.member-role {
    font-weight: 700;
    color: var(--primary-royal);
    margin-bottom: 1.5rem;
    display: block;
}

.member-bio {
    font-size: 1rem;
    color: var(--text-muted);
}

/* Solution Pillars */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.pillar-card {
    padding: 2.5rem;
    background: var(--white);
    border-radius: 24px;
    border: 1px solid rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.pillar-card:hover {
    background: var(--primary-royal);
    color: var(--white);
}

.pillar-number {
    font-size: 3rem;
    font-weight: 900;
    opacity: 0.1;
    margin-bottom: 1rem;
    display: block;
}

/* Testimonials */
.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 24px;
    position: relative;
}

.testimonial-card blockquote {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-weight: 800;
    color: var(--primary-dark);
}

/* FAQ Accordion */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-light);
}

.faq-question {
    padding: 1.5rem 2rem;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 0 2rem 1.5rem;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    background: var(--primary-dark);
    color: var(--white);
}

.footer-bottom {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Utilities */
.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
    color: var(--text-muted);
    font-size: 1.25rem;
}

@media (max-width: 768px) {
    .team-grid { grid-template-columns: 1fr; }
    .hero { text-align: center; }
    .hero p { margin: 0 auto 2.5rem; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}