/* 
   Insight Expert - Executive Landing Page Theme
   Inspired by FlowEnt & Big Four Consulting
   Colors: Oxford Blue (#1B263B), Teal (#06b6d4), White (#FFFFFF)
*/

:root {
    --oxford-blue: #1B263B;
    --oxford-blue-light: #415A77;
    --teal: #06b6d4;
    --teal-dark: #0891b2;
    --success: #10b981;
    --danger: #ef4444;
    --bg-main: #FFFFFF;
    --bg-alt: #F8F9FA;
    --text-main: #1B263B;
    --text-muted: #64748b;
    --border-color: #E2E8F0;
    --font-main: 'Inter', 'Segoe UI', system-ui, sans-serif;
}

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

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

/* Header & Navigation */
.sticky-header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    z-index: 1000;
}

.sticky-logo img {
    height: 32px;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.9rem;
    margin-left: 2rem;
    transition: color 0.2s;
}

.main-nav a:hover {
    color: var(--teal);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    background-color: var(--oxford-blue-light);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

/* Hero Section */
.hero {
    padding: 10rem 5% 6rem;
    background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.05), transparent);
    text-align: center;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--oxford-blue);
    max-width: 1000px;
    margin: 0 auto 1.5rem;
    line-height: 1.2;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-proof-badge {
    display: inline-block;
    background: var(--bg-alt);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--oxford-blue-light);
    margin-bottom: 3rem;
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 5rem;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.stat-card {
    padding: 2rem;
    background: var(--bg-alt);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--teal);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Pain Section (Symptoms) */
.pain-section {
    padding: 6rem 5%;
    background-color: var(--bg-alt);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    color: var(--oxford-blue);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.pain-card {
    background: white;
    padding: 2.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s;
}

.pain-card:hover {
    transform: translateY(-5px);
    border-color: var(--teal);
}

.pain-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--oxford-blue);
}

.pain-card-body {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Cases & Testimonials */
.prova-social {
    padding: 6rem 5%;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.testimonial-card {
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.testimonial-quote {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--oxford-blue-light);
}

.testimonial-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.testimonial-name {
    display: block;
    font-weight: 700;
    color: var(--oxford-blue);
}

/* Footer */
footer {
    padding: 4rem 5%;
    background-color: var(--oxford-blue);
    color: white;
    text-align: center;
}

.footer-tagline {
    margin-top: 1rem;
    opacity: 0.7;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .hero { padding-top: 8rem; }
    .stats { grid-template-columns: 1fr 1fr; }
}