/* VaultWise Financial Styling */
:root {
    --primary: #0f172a;
    --secondary: #059669;
    --accent: #10b981;
    --bg-light: #f8fafc;
    --text-dark: #334155;
    --white: #ffffff;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

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

header {
    background-color: var(--primary);
    color: var(--white);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent);
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--accent);
}

.hero {
    background: linear-gradient(135deg, var(--primary), #1e293b);
    color: var(--white);
    text-align: center;
    padding: 5rem 2rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    color: #cbd5e1;
}

.btn {
    display: inline-block;
    background-color: var(--secondary);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.2s;
}

.btn:hover {
    background-color: var(--accent);
}

.container {
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 2rem;
}

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

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--card-shadow);
    transition: transform 0.2s;
}

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

.card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background: var(--white);
    box-shadow: var(--card-shadow);
    border-radius: 0.5rem;
    overflow: hidden;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

th {
    background-color: var(--primary);
    color: var(--white);
}

form {
    background: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--card-shadow);
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #cbd5e1;
    border-radius: 0.375rem;
}

footer {
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}