/* Modern Global Styles - Clean White Design */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #000000;
    background-color: #f5f5f5;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Navigation */
.navbar {
    background: #ffffff;
    color: #000000;
    padding: 20px 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #000000;
    background: #e0e0e0;
    padding: 12px 24px;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 50px;
    align-items: center;
}

.nav-links a {
    color: #000000;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #666666;
}

.nav-links a.active {
    font-weight: 600;
}

/* Main Content */
main {
    padding: 60px 0;
    min-height: calc(100vh - 200px);
}

/* Buttons */
.btn-primary {
    background: #000000;
    color: white;
    border: none;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
}

.btn-primary:hover {
    background: #333333;
    transform: translateY(-1px);
}

.btn-secondary {
    background: #f0f0f0;
    color: #000000;
    border: none;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-danger {
    background: #dc2626;
    color: white;
    border: none;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
}

.btn-danger:hover {
    background: #b91c1c;
    transform: translateY(-1px);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Form Elements */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="date"],
input[type="time"],
textarea,
select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
    background: #ffffff;
    color: #000000;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #000000;
    box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: #000000;
}

.form-group {
    margin-bottom: 24px;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none !important;
}

/* Headings */
h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    color: #000000;
    letter-spacing: -1px;
}

h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #000000;
    letter-spacing: -0.5px;
}

h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #000000;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 40px;
    border-radius: 16px;
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
}

.close {
    color: #666666;
    float: right;
    font-size: 32px;
    font-weight: 300;
    cursor: pointer;
    line-height: 1;
}

.close:hover {
    color: #000000;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .navbar .container {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-links {
        flex-direction: row;
        gap: 30px;
    }
    
    h1 {
        font-size: 36px;
    }
    
    h2 {
        font-size: 28px;
    }
}