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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    height: 100vh;
    overflow: hidden;
}

.container-fluid {
    height: 100vh;
}

.login-section {
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.welcome-section {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 50%, #1e3a5f 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.login-card {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    color: #2c3e50;
}

.form-control {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

    .form-control:focus {
        border-color: #17a2b8;
        box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.25);
    }

.login-btn {
    background: #1e3a5f;
    border: none;
    border-radius: 8px;
    padding: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    width: 100%;
    color: white;
    transition: all 0.3s ease;
}

    .login-btn:hover {
        background: #2c4a6b;
        transform: translateY(-1px);
    }

.signup-link {
    text-align: center;
    margin-top: 1.5rem;
    color: #6c757d;
}

    .signup-link a {
        color: #17a2b8;
        text-decoration: none;
        font-weight: 600;
    }

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

.welcome-text {
    color: white;
    text-align: center;
    margin-bottom: 2rem;
}

.welcome-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.welcome-subtitle {
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.9;
    max-width: 500px;
}

.more-info-btn {
    background: #17a2b8;
    border: none;
    color: white;
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 600;
    margin-top: 1.5rem;
    transition: all 0.3s ease;
}

    .more-info-btn:hover {
        background: #138496;
        transform: translateY(-1px);
    }

/* Geometric shapes */
.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: #17a2b8;
    top: -150px;
    right: -150px;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: #17a2b8;
    bottom: 20%;
    left: -100px;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: #28a745;
    bottom: -75px;
    right: 20%;
}

.shape-4 {
    width: 100px;
    height: 100px;
    background: #ffc107;
    top: 30%;
    left: 10%;
}

.logo img {
    max-width: 180px;
    height: auto;
}
button.btn-sm {
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
    font-size: 0.875rem; /* same as form-control-sm */
    line-height: 1.5;
}
#sendCodeBtn {
    height: calc(2.8125rem + 5px); /* height of .form-control-sm (1.8125rem) + 2px border */
    padding: 0 0.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
    white-space: nowrap;
    margin-bottom: 1rem;
}