:root {
    --primary-blue: #1E4D7B;
    --primary-teal: #2BBF9E;
    --secondary-teal: #e6f7f4;
    --text-dark: #2c3e50;
    --text-muted: #576574;
    --bg-light: #f8fafc;
    --pure-white: #ffffff;
    --danger: #e74c3c;
    --success: #27ae60;
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 10px 30px rgba(30, 77, 123, 0.08);
    --border-radius: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

section {
    padding: 6rem 0;
}

.spiced-bg {
    background-color: var(--pure-white);
}

/* Typedography */
h1,
h2,
h3,
h4 {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-blue);
    font-weight: 700;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2.5rem;
}

.subtitle {
    display: block;
    color: var(--primary-teal);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.logo-container img {
    height: 40px;
}

.credibility-line {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    padding-left: 1rem;
    border-left: 1px solid #ddd;
}

/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
    background: url('../images/hero-bg.png') right center no-repeat;
    background-size: contain;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.btn-group {
    display: flex;
    gap: 1rem;
}

.primary-btn {
    background: var(--primary-blue);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.primary-btn:hover {
    background: #153a5c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.outline-btn {
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.outline-btn:hover {
    background: var(--secondary-teal);
}

/* Stats Cards */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: var(--pure-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.02);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card i,
.stat-card img {
    color: var(--primary-teal);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.stat-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Flow Chart */
.flow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
}

.flow-item {
    text-align: center;
    position: relative;
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    background: var(--secondary-teal);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.icon-wrapper img {
    width: 40px;
    height: 40px;
}

.flow-item h4 {
    margin-bottom: 0.5rem;
}

/* Analyzer Card - Redesigned */
.analyzer-card {
    background: var(--pure-white);
    border-radius: 20px;
    padding: 4rem;
    box-shadow: var(--shadow-medium);
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid var(--secondary-teal);
}

.upload-zone {
    border: 2px dashed #cbd5e1;
    border-radius: var(--border-radius);
    padding: 4rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: 0.3s;
}

.upload-zone:hover {
    border-color: var(--primary-teal);
    background: var(--secondary-teal);
}

.upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    color: var(--primary-blue);
}

#result-label {
    text-transform: uppercase;
}

#result-label.healthy {
    color: var(--success);
}

#result-label.sick {
    color: var(--danger);
}

.status-icon.healthy {
    background: var(--success);
    box-shadow: 0 0 15px rgba(39, 174, 96, 0.4);
}

.status-icon.sick {
    background: var(--danger);
    box-shadow: 0 0 15px rgba(231, 76, 60, 0.4);
}

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

.case-card {
    background: var(--secondary-teal);
    padding: 2rem;
    border-radius: var(--border-radius);
    display: flex;
    gap: 1.5rem;
}

/* Badge Section */
.badge-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--text-dark);
}

.badge-item i {
    color: var(--primary-teal);
    font-size: 1.2rem;
}

/* Founder Card */
.founder-card {
    display: flex;
    align-items: center;
    background: var(--pure-white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    gap: 4rem;
}

.founder-img {
    width: 250px;
    height: 250px;
    background: #eee;
    border-radius: 10px;
    object-fit: cover;
}

/* CTA */
.cta-section {
    background: var(--primary-blue);
    color: white;
    text-align: center;
    padding: 8rem 0;
}

.cta-section h2 {
    color: white;
    font-size: 3rem;
    margin-bottom: 2rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate {
    animation: fadeIn 0.8s ease-out forwards;
}

/* Footer */
footer {
    padding: 4rem 0;
    text-align: center;
    background: #f1f5f9;
    color: var(--text-muted);
}

/* Common Classes */
.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 900px) {
    .flow-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero {
        background: none;
    }

    .hero-content {
        text-align: center;
        margin: 0 auto;
    }

    .btn-group {
        justify-content: center;
    }

    .founder-card {
        flex-direction: column;
        text-align: center;
    }
}