body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    background: linear-gradient(135deg, #0f2027 0%, #2c5364 100%);
    color: #f5f6fa;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 40px;
    padding-right: 40px;
}

.header {
    background: rgba(15,32,39,0.95);
    box-shadow: 0 2px 16px 0 rgba(0,0,0,0.12);
    position: sticky;
    top: 0;
    z-index: 100;
    
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: 2px;
    background: linear-gradient(90deg, #00c6ff 0%, #0072ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav a {
    color: #f5f6fa;
    text-decoration: none;
    margin-left: 32px;
    font-size: 1.1rem;
    font-weight: 500;
    position: relative;
    transition: color 0.2s;
}

.nav a.active {
    color: #00c6ff;
}

.nav a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #00c6ff;
    transition: width 0.3s;
    position: absolute;
    left: 0;
    bottom: -4px;
}

.nav a:hover {
    color: #00c6ff;
}

.nav a:hover::after,
.nav a.active::after {
    width: 100%;
}

.calculator-hero {
    position: relative;
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(120deg, #232526 0%, #414345 100%);
    overflow: hidden;
}

.calculator-hero-content {
    position: relative;
    z-index: 2;
    text-align: left;
    max-width: 600px;
    padding: 60px 40px;
    background: rgba(255,255,255,0.05);
    border-radius: 32px;
    box-shadow: 0 8px 32px 0 rgba(31,38,135,0.18);
    backdrop-filter: blur(8px);
}

.calculator-hero-content h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 18px;
    color: #fff;
}

.calculator-hero-content p {
    font-size: 1.2rem;
    color: #e0e6ed;
}

.calculator-section {
    margin-top: 48px;
    margin-bottom: 48px;
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
}

.loan-calc-form {
    background: rgba(255,255,255,0.07);
    border-radius: 24px;
    padding: 36px 28px;
    box-shadow: 0 4px 24px 0 rgba(0,198,255,0.08);
    max-width: 500px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 18px;
    align-items: center;
    margin-bottom: 32px;
}

.loan-calc-form input {
    padding: 14px 18px;
    border-radius: 12px;
    border: none;
    font-size: 1.1rem;
    background: rgba(255,255,255,0.15);
    color: #222;
    outline: none;
    transition: box-shadow 0.2s;
    width: 100%;
    max-width: 320px;
}

.loan-calc-form input:focus {
    box-shadow: 0 0 0 2px #00c6ff;
}

.interest-rate {
    color: #00c6ff;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.loan-calc-form button {
    padding: 14px 0;
    border-radius: 12px;
    border: none;
    background: linear-gradient(90deg, #00c6ff 0%, #0072ff 100%);
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    max-width: 320px;
    transition: background 0.2s, transform 0.2s;
}

.loan-calc-form button:hover {
    background: linear-gradient(90deg, #0072ff 0%, #00c6ff 100%);
    transform: scale(1.03);
}

.repayment-plan {
    background: rgba(255,255,255,0.07);
    border-radius: 24px;
    padding: 36px 28px;
    box-shadow: 0 4px 24px 0 rgba(0,198,255,0.08);
    max-width: 700px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
}

.repayment-plan h2 {
    color: #00c6ff;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 18px;
}

.plan-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 12px;
    background: transparent;
}

.plan-table th, .plan-table td {
    padding: 12px 8px;
    border-bottom: 1px solid #2c5364;
    color: #e0e6ed;
    font-size: 1rem;
}

.plan-table th {
    color: #00c6ff;
    font-weight: 700;
    background: rgba(0,198,255,0.05);
}

.footer {
    background: rgba(15,32,39,0.98);
    padding: 32px 0 16px 0;
    color: #b0b8c1;
    font-size: 1rem;
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-info {
    text-align: center;
    margin-bottom: 8px;
}

.footer-copy {
    font-size: 0.95rem;
    color: #6c7a89;
}

@media (max-width: 700px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    .calculator-hero-content {
        padding: 32px 12px;
    }
    .loan-calc-form, .repayment-plan {
        padding: 24px 10px;
    }
    .calculator-section {
        gap: 24px;
    }
}