@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #0A2540;
    --secondary: #00D4FF;
    --accent: #FF7A59;
    --background: #F8FAFC;
    --surface: #FFFFFF;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --border: #E2E8F0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { 
    font-family: 'Outfit', sans-serif; 
    background-color: var(--background); 
    color: var(--text-main); 
    line-height: 1.6; 
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }

/* Navigation */
header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}
.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.logo svg { stroke: var(--secondary); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-item {
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.2s;
    position: relative;
    cursor: pointer;
}
.nav-item:hover { color: var(--primary); }

.dropdown { position: relative; }
.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--surface);
    min-width: 260px;
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    border: 1px solid var(--border);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}
.dropdown:hover .dropdown-content { display: block; }
.dropdown-content a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-main);
    font-weight: 400;
    transition: background 0.2s;
}
.dropdown-content a:hover { background: var(--background); color: var(--secondary); }

/* Buttons */
.btn-primary {
    background: var(--secondary);
    color: var(--primary);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-block;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, #174276 100%);
    color: white;
    padding: 8rem 5%;
    text-align: center;
    clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
}
.hero h1 { font-size: 3.5rem; font-weight: 700; line-height: 1.2; margin-bottom: 1.5rem; }
.hero p { font-size: 1.25rem; color: #E2E8F0; max-width: 800px; margin: 0 auto 2.5rem; }

/* General Layout */
.container { max-width: 1200px; margin: 4rem auto; padding: 0 5%; }
.section-title { text-align: center; font-size: 2.5rem; font-weight: 700; color: var(--primary); margin-bottom: 3rem; }

/* Grid Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary);
}
.card-icon {
    width: 60px;
    height: 60px;
    background: #E0F2FE;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}
.card-icon svg { width: 32px; height: 32px; stroke: var(--secondary); }
.card h3 { font-size: 1.5rem; font-weight: 600; color: var(--primary); margin-bottom: 1rem; }
.card p { color: var(--text-muted); margin-bottom: 2rem; flex-grow: 1; }

/* Article & Content Pages */
.page-header {
    background: var(--surface);
    padding: 4rem 5%;
    border-bottom: 1px solid var(--border);
    text-align: center;
}
.page-header h1 { font-size: 3rem; color: var(--primary); }
.content-wrapper {
    background: var(--surface);
    max-width: 800px;
    margin: -3rem auto 4rem;
    padding: 4rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    position: relative;
}
.content-wrapper h2 { color: var(--primary); margin: 2.5rem 0 1rem; font-size: 1.75rem; }
.content-wrapper h3 { color: var(--text-main); margin: 1.5rem 0 0.5rem; font-size: 1.25rem; }
.content-wrapper p { margin-bottom: 1.25rem; font-size: 1.1rem; color: var(--text-muted); }
.content-wrapper ul { margin: 1rem 0 2rem 2rem; }
.content-wrapper li { margin-bottom: 0.75rem; font-size: 1.1rem; color: var(--text-muted); }

/* Feature List Style */
.feature-list { list-style: none; padding: 0; margin-top: 1rem; }
.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 1rem;
    color: var(--text-main);
}
.feature-list li::before {
    content: "✓";
    color: var(--secondary);
    font-weight: bold;
}

/* Call to Action Box */
.cta-box {
    background: linear-gradient(135deg, #F0FDF4 0%, #DCFCE7 100%);
    border: 1px solid #BBF7D0;
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    margin-top: 3rem;
}
.cta-box h3 { color: #166534; font-size: 1.8rem; margin-bottom: 1rem; }

/* Footer */
footer {
    background: var(--primary);
    color: #94A3B8;
    padding: 4rem 5% 2rem;
    text-align: center;
}
.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}
.footer-links a:hover { color: white; }
.footer-bottom {
    border-top: 1px solid #1E293B;
    padding-top: 2rem;
    font-size: 0.9rem;
}