/* PharmaCare Global - Main Stylesheet */
/* Version: 2.0.0 */

:root {
    --primary: #0066cc;
    --primary-dark: #004999;
    --secondary: #00a86b;
    --secondary-dark: #008555;
    --dark: #1a1a2e;
    --light: #f8f9fa;
    --warning: #ff6b6b;
    --success: #28a745;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-600: #6c757d;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
}

/* ==================== Header ==================== */
header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

nav a:hover {
    background: rgba(255,255,255,0.2);
}

nav a.active {
    background: rgba(255,255,255,0.3);
    font-weight: bold;
}

/* ==================== Hero Section ==================== */
.hero {
    background: linear-gradient(rgba(0,102,204,0.05), rgba(0,168,107,0.05));
    padding: 4rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 1rem;
    animation: fadeInUp 0.6s ease;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.last-updated {
    background: #e3f2fd;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.warning-box {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    margin: 2rem auto;
    max-width: 800px;
    text-align: left;
    border-radius: 0 8px 8px 0;
}

/* ==================== Main Content ==================== */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.section {
    margin-bottom: 3rem;
    animation: fadeIn 0.5s ease;
}

.section h2 {
    color: var(--primary);
    border-bottom: 3px solid var(--secondary);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.info-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--secondary);
}

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

.info-card h3 {
    color: var(--secondary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-card ul {
    list-style: none;
    padding-left: 0;
}

.info-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-200);
    position: relative;
    padding-left: 1.5rem;
}

.info-card li:last-child {
    border-bottom: none;
}

.info-card li::before {
    content: "✓";
    color: var(--secondary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* ==================== Table ==================== */
.dosage-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

.dosage-table th,
.dosage-table td {
    padding: 1rem;
    text-align: left;
}

.dosage-table th {
    background: var(--primary);
    color: white;
    font-weight: 600;
}

.dosage-table tr:nth-child(even) {
    background: var(--gray-100);
}

.dosage-table tr:hover {
    background: var(--gray-200);
}

/* ==================== Clinical Trials ==================== */
.clinical-trial {
    background: linear-gradient(135deg, #e8f5e9, #e3f2fd);
    padding: 2rem;
    border-radius: 12px;
    margin-top: 1.5rem;
    border-left: 5px solid var(--secondary);
}

.trial-status {
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.status-recruiting {
    background: var(--secondary);
    color: white;
}

.status-completed {
    background: var(--primary);
    color: white;
}

.status-planned {
    background: #ffc107;
    color: #333;
}

/* ==================== Footer ==================== */
footer {
    background: var(--dark);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
    margin-top: 3rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.build-info {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.2);
    font-size: 0.85rem;
    opacity: 0.7;
}

/* ==================== Animations ==================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
    nav ul {
        display: none;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .dosage-table {
        font-size: 0.9rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* ==================== Utilities ==================== */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }