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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: linear-gradient(to bottom, #f0f7ff 0%, #ffffff 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: #333;
}

.login-container {
    background: #ffffff;
    padding: 2.5rem 3rem;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 420px;
    text-align: center;
}

.icon-container {
    width: 60px;
    height: 60px;
    background: #e6f2ff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem auto;
}

h1 {
    font-size: 1.75rem;
    font-weight: 600;
    color: #1a253c;
    margin-bottom: 0.25rem;
}

.subtitle {
    font-size: 0.95rem;
    color: #5a6b8a;
    margin-bottom: 2rem;
}

form {
    text-align: left;
}

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

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.85rem 1rem;
    font-size: 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input::placeholder,
.form-group select {
    color: #999;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-group select {
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20width%3D%2220%22%20height%3D%2220%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2020%2020%22%20fill%3D%22%23999%22%3E%3Cpath%20d%3D%22M5.516%207.548c.436-.446%201.143-.446%201.578%200L10%2010.402l2.906-2.854c.436-.446%201.143-.446%201.578%200%20.436.445.436%201.167%200%201.612l-3.694%203.639c-.436.446-1.143.446-1.578%200L5.516%209.16c-.436-.445-.436-1.167%200-1.612z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 0.8rem center;
    background-size: 1.2em;
    padding-right: 2.5rem;
}

.login-button {
    width: 100%;
    padding: 0.9rem;
    border: none;
    border-radius: 8px;
    background-color: #007bff;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.login-button:hover {
    background-color: #0056b3;
}

.login-button:active {
    transform: scale(0.99);
}

.signup-link {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #555;
}

.signup-link a {
    color: #007bff;
    text-decoration: none;
    font-weight: 600;
}

.signup-link a:hover {
    text-decoration: underline;
}